Home / 47,397.40-65,412.28-27,260.80

Finding the Fourth Proportional to 47,397.40, 65,412.28 and 27,260.80

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Solution

The fourth proportional to 47,397.40, 65,412.28 and 27,260.80 is: 37,622.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,397.40 : 65,412.28 = 27,260.80 : x
  2. Step 2: Convert to fraction form
    47,397.40/65,412.28 = 27,260.80/x
  3. Step 3: Cross multiply
    47,397.40x = 65,412.28 × 27,260.80
  4. Step 4: Simplify right side
    47,397.40x = 1,783,191,082.62
  5. Step 5: Solve for x
    x = 1,783,191,082.62/47,397.40
  6. Step 6: Final answer
    x = 37,622.13

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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.