Home / 29,357.19-40,508.62-16,435.80

Finding the Fourth Proportional to 29,357.19, 40,508.62 and 16,435.80

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Solution

The fourth proportional to 29,357.19, 40,508.62 and 16,435.80 is: 22,678.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,357.19 : 40,508.62 = 16,435.80 : x
  2. Step 2: Convert to fraction form
    29,357.19/40,508.62 = 16,435.80/x
  3. Step 3: Cross multiply
    29,357.19x = 40,508.62 × 16,435.80
  4. Step 4: Simplify right side
    29,357.19x = 665,791,459.55
  5. Step 5: Solve for x
    x = 665,791,459.55/29,357.19
  6. Step 6: Final answer
    x = 22,678.99

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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.