Home / 47,306.30-65,313.12-29,425.64

Finding the Fourth Proportional to 47,306.30, 65,313.12 and 29,425.64

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Solution

The fourth proportional to 47,306.30, 65,313.12 and 29,425.64 is: 40,626.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,306.30 : 65,313.12 = 29,425.64 : x
  2. Step 2: Convert to fraction form
    47,306.30/65,313.12 = 29,425.64/x
  3. Step 3: Cross multiply
    47,306.30x = 65,313.12 × 29,425.64
  4. Step 4: Simplify right side
    47,306.30x = 1,921,880,356.40
  5. Step 5: Solve for x
    x = 1,921,880,356.40/47,306.30
  6. Step 6: Final answer
    x = 40,626.31

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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.