Home / 15,432.48-23,129.28-11,058.48

Finding the Fourth Proportional to 15,432.48, 23,129.28 and 11,058.48

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Solution

The fourth proportional to 15,432.48, 23,129.28 and 11,058.48 is: 16,573.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.48 : 23,129.28 = 11,058.48 : x
  2. Step 2: Convert to fraction form
    15,432.48/23,129.28 = 11,058.48/x
  3. Step 3: Cross multiply
    15,432.48x = 23,129.28 × 11,058.48
  4. Step 4: Simplify right side
    15,432.48x = 255,774,680.29
  5. Step 5: Solve for x
    x = 255,774,680.29/15,432.48
  6. Step 6: Final answer
    x = 16,573.79

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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.