Home / 38,351.04-57,522.76-12,055.12

Finding the Fourth Proportional to 38,351.04, 57,522.76 and 12,055.12

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Solution

The fourth proportional to 38,351.04, 57,522.76 and 12,055.12 is: 18,081.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,351.04 : 57,522.76 = 12,055.12 : x
  2. Step 2: Convert to fraction form
    38,351.04/57,522.76 = 12,055.12/x
  3. Step 3: Cross multiply
    38,351.04x = 57,522.76 × 12,055.12
  4. Step 4: Simplify right side
    38,351.04x = 693,443,774.53
  5. Step 5: Solve for x
    x = 693,443,774.53/38,351.04
  6. Step 6: Final answer
    x = 18,081.49

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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.