Home / 36,360.48-54,515.28-14,155.20

Finding the Fourth Proportional to 36,360.48, 54,515.28 and 14,155.20

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Solution

The fourth proportional to 36,360.48, 54,515.28 and 14,155.20 is: 21,222.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,360.48 : 54,515.28 = 14,155.20 : x
  2. Step 2: Convert to fraction form
    36,360.48/54,515.28 = 14,155.20/x
  3. Step 3: Cross multiply
    36,360.48x = 54,515.28 × 14,155.20
  4. Step 4: Simplify right side
    36,360.48x = 771,674,691.46
  5. Step 5: Solve for x
    x = 771,674,691.46/36,360.48
  6. Step 6: Final answer
    x = 21,222.90

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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.