Home / 43,318.76-59,789.76-28,184.72

Finding the Fourth Proportional to 43,318.76, 59,789.76 and 28,184.72

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Solution

The fourth proportional to 43,318.76, 59,789.76 and 28,184.72 is: 38,901.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,318.76 : 59,789.76 = 28,184.72 : x
  2. Step 2: Convert to fraction form
    43,318.76/59,789.76 = 28,184.72/x
  3. Step 3: Cross multiply
    43,318.76x = 59,789.76 × 28,184.72
  4. Step 4: Simplify right side
    43,318.76x = 1,685,157,644.47
  5. Step 5: Solve for x
    x = 1,685,157,644.47/43,318.76
  6. Step 6: Final answer
    x = 38,901.34

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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.