Home / 14,387.69-21,574.17-6,589.82

Finding the Fourth Proportional to 14,387.69, 21,574.17 and 6,589.82

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Solution

The fourth proportional to 14,387.69, 21,574.17 and 6,589.82 is: 9,881.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,387.69 : 21,574.17 = 6,589.82 : x
  2. Step 2: Convert to fraction form
    14,387.69/21,574.17 = 6,589.82/x
  3. Step 3: Cross multiply
    14,387.69x = 21,574.17 × 6,589.82
  4. Step 4: Simplify right side
    14,387.69x = 142,169,789.08
  5. Step 5: Solve for x
    x = 142,169,789.08/14,387.69
  6. Step 6: Final answer
    x = 9,881.35

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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.