Home / 43,092-64,638-18,468

Finding the Fourth Proportional to 43,092, 64,638 and 18,468

Calculator

Solution

The fourth proportional to 43,092, 64,638 and 18,468 is: 27,702

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,092 : 64,638 = 18,468 : x
  2. Step 2: Convert to fraction form
    43,092/64,638 = 18,468/x
  3. Step 3: Cross multiply
    43,092x = 64,638 × 18,468
  4. Step 4: Simplify right side
    43,092x = 1,193,734,584
  5. Step 5: Solve for x
    x = 1,193,734,584/43,092
  6. Step 6: Final answer
    x = 27,702

Related Problems

Find fourth proportional to 21,546, 32,319 and 9,234
Half scale
Find fourth proportional to 86,184, 129,276 and 36,936
Double scale
Find fourth proportional to 43,093, 64,639.50 and 18,469
Similar ratio
Find fourth proportional to 64,638, 96,957 and 27,702
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.