Home / 53,311.32-73,569.80-29,438.16

Finding the Fourth Proportional to 53,311.32, 73,569.80 and 29,438.16

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Solution

The fourth proportional to 53,311.32, 73,569.80 and 29,438.16 is: 40,624.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,311.32 : 73,569.80 = 29,438.16 : x
  2. Step 2: Convert to fraction form
    53,311.32/73,569.80 = 29,438.16/x
  3. Step 3: Cross multiply
    53,311.32x = 73,569.80 × 29,438.16
  4. Step 4: Simplify right side
    53,311.32x = 2,165,759,543.57
  5. Step 5: Solve for x
    x = 2,165,759,543.57/53,311.32
  6. Step 6: Final answer
    x = 40,624.76

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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.