Home / 29,378.14-40,532.15-16,630.04

Finding the Fourth Proportional to 29,378.14, 40,532.15 and 16,630.04

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Solution

The fourth proportional to 29,378.14, 40,532.15 and 16,630.04 is: 22,943.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,378.14 : 40,532.15 = 16,630.04 : x
  2. Step 2: Convert to fraction form
    29,378.14/40,532.15 = 16,630.04/x
  3. Step 3: Cross multiply
    29,378.14x = 40,532.15 × 16,630.04
  4. Step 4: Simplify right side
    29,378.14x = 674,051,418.69
  5. Step 5: Solve for x
    x = 674,051,418.69/29,378.14
  6. Step 6: Final answer
    x = 22,943.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.