Home / 46,464-69,704.64-21,840

Finding the Fourth Proportional to 46,464, 69,704.64 and 21,840

Calculator

Solution

The fourth proportional to 46,464, 69,704.64 and 21,840 is: 32,764.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,464 : 69,704.64 = 21,840 : x
  2. Step 2: Convert to fraction form
    46,464/69,704.64 = 21,840/x
  3. Step 3: Cross multiply
    46,464x = 69,704.64 × 21,840
  4. Step 4: Simplify right side
    46,464x = 1,522,349,337.60
  5. Step 5: Solve for x
    x = 1,522,349,337.60/46,464
  6. Step 6: Final answer
    x = 32,764.06

Related Problems

Find fourth proportional to 23,232, 34,852.32 and 10,920
Half scale
Find fourth proportional to 92,928, 139,409.28 and 43,680
Double scale
Find fourth proportional to 46,465, 69,706.14 and 21,841
Similar ratio
Find fourth proportional to 69,696, 104,556.96 and 32,760
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.