Home / 14,546-21,819-5,312

Finding the Fourth Proportional to 14,546, 21,819 and 5,312

Calculator

Solution

The fourth proportional to 14,546, 21,819 and 5,312 is: 7,968

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546 : 21,819 = 5,312 : x
  2. Step 2: Convert to fraction form
    14,546/21,819 = 5,312/x
  3. Step 3: Cross multiply
    14,546x = 21,819 × 5,312
  4. Step 4: Simplify right side
    14,546x = 115,902,528
  5. Step 5: Solve for x
    x = 115,902,528/14,546
  6. Step 6: Final answer
    x = 7,968

Related Problems

Find fourth proportional to 7,273, 10,909.50 and 2,656
Half scale
Find fourth proportional to 29,092, 43,638 and 10,624
Double scale
Find fourth proportional to 14,547, 21,820.50 and 5,313
Similar ratio
Find fourth proportional to 21,819, 32,728.50 and 7,968
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.