Home / 51,337.69-70,845.25-28,677.03

Finding the Fourth Proportional to 51,337.69, 70,845.25 and 28,677.03

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Solution

The fourth proportional to 51,337.69, 70,845.25 and 28,677.03 is: 39,573.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,337.69 : 70,845.25 = 28,677.03 : x
  2. Step 2: Convert to fraction form
    51,337.69/70,845.25 = 28,677.03/x
  3. Step 3: Cross multiply
    51,337.69x = 70,845.25 × 28,677.03
  4. Step 4: Simplify right side
    51,337.69x = 2,031,631,359.61
  5. Step 5: Solve for x
    x = 2,031,631,359.61/51,337.69
  6. Step 6: Final answer
    x = 39,573.88

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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.