Home / 15,432.56-23,152.76-4,339.36

Finding the Fourth Proportional to 15,432.56, 23,152.76 and 4,339.36

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Solution

The fourth proportional to 15,432.56, 23,152.76 and 4,339.36 is: 6,510.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.56 : 23,152.76 = 4,339.36 : x
  2. Step 2: Convert to fraction form
    15,432.56/23,152.76 = 4,339.36/x
  3. Step 3: Cross multiply
    15,432.56x = 23,152.76 × 4,339.36
  4. Step 4: Simplify right side
    15,432.56x = 100,468,160.63
  5. Step 5: Solve for x
    x = 100,468,160.63/15,432.56
  6. Step 6: Final answer
    x = 6,510.14

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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.