Home / 18,459.79-25,473.92-10,393.85

Finding the Fourth Proportional to 18,459.79, 25,473.92 and 10,393.85

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Solution

The fourth proportional to 18,459.79, 25,473.92 and 10,393.85 is: 14,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,459.79 : 25,473.92 = 10,393.85 : x
  2. Step 2: Convert to fraction form
    18,459.79/25,473.92 = 10,393.85/x
  3. Step 3: Cross multiply
    18,459.79x = 25,473.92 × 10,393.85
  4. Step 4: Simplify right side
    18,459.79x = 264,772,115.11
  5. Step 5: Solve for x
    x = 264,772,115.11/18,459.79
  6. Step 6: Final answer
    x = 14,343.18

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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.