Home / 17,872.48-24,665.14-10,320.20

Finding the Fourth Proportional to 17,872.48, 24,665.14 and 10,320.20

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Solution

The fourth proportional to 17,872.48, 24,665.14 and 10,320.20 is: 14,242.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,872.48 : 24,665.14 = 10,320.20 : x
  2. Step 2: Convert to fraction form
    17,872.48/24,665.14 = 10,320.20/x
  3. Step 3: Cross multiply
    17,872.48x = 24,665.14 × 10,320.20
  4. Step 4: Simplify right side
    17,872.48x = 254,549,177.83
  5. Step 5: Solve for x
    x = 254,549,177.83/17,872.48
  6. Step 6: Final answer
    x = 14,242.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.