Home / 25,402.59-38,097.76-10,603.49

Finding the Fourth Proportional to 25,402.59, 38,097.76 and 10,603.49

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Solution

The fourth proportional to 25,402.59, 38,097.76 and 10,603.49 is: 15,902.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,402.59 : 38,097.76 = 10,603.49 : x
  2. Step 2: Convert to fraction form
    25,402.59/38,097.76 = 10,603.49/x
  3. Step 3: Cross multiply
    25,402.59x = 38,097.76 × 10,603.49
  4. Step 4: Simplify right side
    25,402.59x = 403,969,000.18
  5. Step 5: Solve for x
    x = 403,969,000.18/25,402.59
  6. Step 6: Final answer
    x = 15,902.67

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1.5x scale

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.