Home / 53,385.21-73,665.18-29,508.62

Finding the Fourth Proportional to 53,385.21, 73,665.18 and 29,508.62

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Solution

The fourth proportional to 53,385.21, 73,665.18 and 29,508.62 is: 40,718.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,385.21 : 73,665.18 = 29,508.62 : x
  2. Step 2: Convert to fraction form
    53,385.21/73,665.18 = 29,508.62/x
  3. Step 3: Cross multiply
    53,385.21x = 73,665.18 × 29,508.62
  4. Step 4: Simplify right side
    53,385.21x = 2,173,757,435.53
  5. Step 5: Solve for x
    x = 2,173,757,435.53/53,385.21
  6. Step 6: Final answer
    x = 40,718.35

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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.