Home / 47,572.94-71,367.65-15,986.08

Finding the Fourth Proportional to 47,572.94, 71,367.65 and 15,986.08

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Solution

The fourth proportional to 47,572.94, 71,367.65 and 15,986.08 is: 23,981.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,572.94 : 71,367.65 = 15,986.08 : x
  2. Step 2: Convert to fraction form
    47,572.94/71,367.65 = 15,986.08/x
  3. Step 3: Cross multiply
    47,572.94x = 71,367.65 × 15,986.08
  4. Step 4: Simplify right side
    47,572.94x = 1,140,888,962.31
  5. Step 5: Solve for x
    x = 1,140,888,962.31/47,572.94
  6. Step 6: Final answer
    x = 23,981.89

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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.