Home / 15,096.74-22,543.44-12,328.90

Finding the Fourth Proportional to 15,096.74, 22,543.44 and 12,328.90

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Solution

The fourth proportional to 15,096.74, 22,543.44 and 12,328.90 is: 18,410.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,096.74 : 22,543.44 = 12,328.90 : x
  2. Step 2: Convert to fraction form
    15,096.74/22,543.44 = 12,328.90/x
  3. Step 3: Cross multiply
    15,096.74x = 22,543.44 × 12,328.90
  4. Step 4: Simplify right side
    15,096.74x = 277,935,784.17
  5. Step 5: Solve for x
    x = 277,935,784.17/15,096.74
  6. Step 6: Final answer
    x = 18,410.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.