Home / 18,741.36-25,864.60-10,358

Finding the Fourth Proportional to 18,741.36, 25,864.60 and 10,358

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Solution

The fourth proportional to 18,741.36, 25,864.60 and 10,358 is: 14,294.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,741.36 : 25,864.60 = 10,358 : x
  2. Step 2: Convert to fraction form
    18,741.36/25,864.60 = 10,358/x
  3. Step 3: Cross multiply
    18,741.36x = 25,864.60 × 10,358
  4. Step 4: Simplify right side
    18,741.36x = 267,905,526.80
  5. Step 5: Solve for x
    x = 267,905,526.80/18,741.36
  6. Step 6: Final answer
    x = 14,294.88

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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.