Home / 47,239.20-70,839.36-37,402.56

Finding the Fourth Proportional to 47,239.20, 70,839.36 and 37,402.56

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Solution

The fourth proportional to 47,239.20, 70,839.36 and 37,402.56 is: 56,088.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,239.20 : 70,839.36 = 37,402.56 : x
  2. Step 2: Convert to fraction form
    47,239.20/70,839.36 = 37,402.56/x
  3. Step 3: Cross multiply
    47,239.20x = 70,839.36 × 37,402.56
  4. Step 4: Simplify right side
    47,239.20x = 2,649,573,412.76
  5. Step 5: Solve for x
    x = 2,649,573,412.76/47,239.20
  6. Step 6: Final answer
    x = 56,088.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.