Home / 29,270.44-40,389.12-16,349.86

Finding the Fourth Proportional to 29,270.44, 40,389.12 and 16,349.86

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Solution

The fourth proportional to 29,270.44, 40,389.12 and 16,349.86 is: 22,560.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,270.44 : 40,389.12 = 16,349.86 : x
  2. Step 2: Convert to fraction form
    29,270.44/40,389.12 = 16,349.86/x
  3. Step 3: Cross multiply
    29,270.44x = 40,389.12 × 16,349.86
  4. Step 4: Simplify right side
    29,270.44x = 660,356,457.52
  5. Step 5: Solve for x
    x = 660,356,457.52/29,270.44
  6. Step 6: Final answer
    x = 22,560.52

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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.