Home / 25,886.79-38,822.67-10,088.29

Finding the Fourth Proportional to 25,886.79, 38,822.67 and 10,088.29

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Solution

The fourth proportional to 25,886.79, 38,822.67 and 10,088.29 is: 15,129.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,886.79 : 38,822.67 = 10,088.29 : x
  2. Step 2: Convert to fraction form
    25,886.79/38,822.67 = 10,088.29/x
  3. Step 3: Cross multiply
    25,886.79x = 38,822.67 × 10,088.29
  4. Step 4: Simplify right side
    25,886.79x = 391,654,353.53
  5. Step 5: Solve for x
    x = 391,654,353.53/25,886.79
  6. Step 6: Final answer
    x = 15,129.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.