Home / 17,712.05-24,442.70-10,638.59

Finding the Fourth Proportional to 17,712.05, 24,442.70 and 10,638.59

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Solution

The fourth proportional to 17,712.05, 24,442.70 and 10,638.59 is: 14,681.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,712.05 : 24,442.70 = 10,638.59 : x
  2. Step 2: Convert to fraction form
    17,712.05/24,442.70 = 10,638.59/x
  3. Step 3: Cross multiply
    17,712.05x = 24,442.70 × 10,638.59
  4. Step 4: Simplify right side
    17,712.05x = 260,035,863.79
  5. Step 5: Solve for x
    x = 260,035,863.79/17,712.05
  6. Step 6: Final answer
    x = 14,681.30

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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.