Home / 13,864.52-20,790.59-4,001.45

Finding the Fourth Proportional to 13,864.52, 20,790.59 and 4,001.45

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Solution

The fourth proportional to 13,864.52, 20,790.59 and 4,001.45 is: 6,000.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864.52 : 20,790.59 = 4,001.45 : x
  2. Step 2: Convert to fraction form
    13,864.52/20,790.59 = 4,001.45/x
  3. Step 3: Cross multiply
    13,864.52x = 20,790.59 × 4,001.45
  4. Step 4: Simplify right side
    13,864.52x = 83,192,382.40
  5. Step 5: Solve for x
    x = 83,192,382.40/13,864.52
  6. Step 6: Final answer
    x = 6,000.38

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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.