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Finding the Fourth Proportional to 14,328.53, 21,488.63 and 6,008.31

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Solution

The fourth proportional to 14,328.53, 21,488.63 and 6,008.31 is: 9,010.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328.53 : 21,488.63 = 6,008.31 : x
  2. Step 2: Convert to fraction form
    14,328.53/21,488.63 = 6,008.31/x
  3. Step 3: Cross multiply
    14,328.53x = 21,488.63 × 6,008.31
  4. Step 4: Simplify right side
    14,328.53x = 129,110,320.47
  5. Step 5: Solve for x
    x = 129,110,320.47/14,328.53
  6. Step 6: Final answer
    x = 9,010.72

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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.