Home / 15,101.15-22,549.95-12,333.20

Finding the Fourth Proportional to 15,101.15, 22,549.95 and 12,333.20

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Solution

The fourth proportional to 15,101.15, 22,549.95 and 12,333.20 is: 18,416.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,101.15 : 22,549.95 = 12,333.20 : x
  2. Step 2: Convert to fraction form
    15,101.15/22,549.95 = 12,333.20/x
  3. Step 3: Cross multiply
    15,101.15x = 22,549.95 × 12,333.20
  4. Step 4: Simplify right side
    15,101.15x = 278,112,930.59
  5. Step 5: Solve for x
    x = 278,112,930.59/15,101.15
  6. Step 6: Final answer
    x = 18,416.68

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1.5x scale

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.