Home / 47,001.50-70,502.25-14,169.50

Finding the Fourth Proportional to 47,001.50, 70,502.25 and 14,169.50

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Solution

The fourth proportional to 47,001.50, 70,502.25 and 14,169.50 is: 21,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,001.50 : 70,502.25 = 14,169.50 : x
  2. Step 2: Convert to fraction form
    47,001.50/70,502.25 = 14,169.50/x
  3. Step 3: Cross multiply
    47,001.50x = 70,502.25 × 14,169.50
  4. Step 4: Simplify right side
    47,001.50x = 998,981,631.38
  5. Step 5: Solve for x
    x = 998,981,631.38/47,001.50
  6. Step 6: Final answer
    x = 21,254.25

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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.