Home / 17,487.20-24,139.36-10,412.32

Finding the Fourth Proportional to 17,487.20, 24,139.36 and 10,412.32

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Solution

The fourth proportional to 17,487.20, 24,139.36 and 10,412.32 is: 14,373.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,487.20 : 24,139.36 = 10,412.32 : x
  2. Step 2: Convert to fraction form
    17,487.20/24,139.36 = 10,412.32/x
  3. Step 3: Cross multiply
    17,487.20x = 24,139.36 × 10,412.32
  4. Step 4: Simplify right side
    17,487.20x = 251,346,740.92
  5. Step 5: Solve for x
    x = 251,346,740.92/17,487.20
  6. Step 6: Final answer
    x = 14,373.18

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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.