Home / 23,988.90-35,979.28-6,454.82

Finding the Fourth Proportional to 23,988.90, 35,979.28 and 6,454.82

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Solution

The fourth proportional to 23,988.90, 35,979.28 and 6,454.82 is: 9,681.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,988.90 : 35,979.28 = 6,454.82 : x
  2. Step 2: Convert to fraction form
    23,988.90/35,979.28 = 6,454.82/x
  3. Step 3: Cross multiply
    23,988.90x = 35,979.28 × 6,454.82
  4. Step 4: Simplify right side
    23,988.90x = 232,239,776.13
  5. Step 5: Solve for x
    x = 232,239,776.13/23,988.90
  6. Step 6: Final answer
    x = 9,681.13

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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.