Home / 15,488.60-23,225.81-4,956.57

Finding the Fourth Proportional to 15,488.60, 23,225.81 and 4,956.57

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Solution

The fourth proportional to 15,488.60, 23,225.81 and 4,956.57 is: 7,432.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,488.60 : 23,225.81 = 4,956.57 : x
  2. Step 2: Convert to fraction form
    15,488.60/23,225.81 = 4,956.57/x
  3. Step 3: Cross multiply
    15,488.60x = 23,225.81 × 4,956.57
  4. Step 4: Simplify right side
    15,488.60x = 115,120,328.29
  5. Step 5: Solve for x
    x = 115,120,328.29/15,488.60
  6. Step 6: Final answer
    x = 7,432.59

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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.