Home / 47,382.60-65,385.36-29,477.04

Finding the Fourth Proportional to 47,382.60, 65,385.36 and 29,477.04

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Solution

The fourth proportional to 47,382.60, 65,385.36 and 29,477.04 is: 40,676.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,382.60 : 65,385.36 = 29,477.04 : x
  2. Step 2: Convert to fraction form
    47,382.60/65,385.36 = 29,477.04/x
  3. Step 3: Cross multiply
    47,382.60x = 65,385.36 × 29,477.04
  4. Step 4: Simplify right side
    47,382.60x = 1,927,366,872.13
  5. Step 5: Solve for x
    x = 1,927,366,872.13/47,382.60
  6. Step 6: Final answer
    x = 40,676.68

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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.