Home / 47,711.50-71,567.28-14,879.50

Finding the Fourth Proportional to 47,711.50, 71,567.28 and 14,879.50

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Solution

The fourth proportional to 47,711.50, 71,567.28 and 14,879.50 is: 22,319.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,711.50 : 71,567.28 = 14,879.50 : x
  2. Step 2: Convert to fraction form
    47,711.50/71,567.28 = 14,879.50/x
  3. Step 3: Cross multiply
    47,711.50x = 71,567.28 × 14,879.50
  4. Step 4: Simplify right side
    47,711.50x = 1,064,885,342.76
  5. Step 5: Solve for x
    x = 1,064,885,342.76/47,711.50
  6. Step 6: Final answer
    x = 22,319.26

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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.