Home / 47,655.88-71,366.70-39,284.68

Finding the Fourth Proportional to 47,655.88, 71,366.70 and 39,284.68

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Solution

The fourth proportional to 47,655.88, 71,366.70 and 39,284.68 is: 58,830.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,655.88 : 71,366.70 = 39,284.68 : x
  2. Step 2: Convert to fraction form
    47,655.88/71,366.70 = 39,284.68/x
  3. Step 3: Cross multiply
    47,655.88x = 71,366.70 × 39,284.68
  4. Step 4: Simplify right side
    47,655.88x = 2,803,617,972.16
  5. Step 5: Solve for x
    x = 2,803,617,972.16/47,655.88
  6. Step 6: Final answer
    x = 58,830.47

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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.