Home / 45,333.12-62,317.76-40,502.40

Finding the Fourth Proportional to 45,333.12, 62,317.76 and 40,502.40

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Solution

The fourth proportional to 45,333.12, 62,317.76 and 40,502.40 is: 55,677.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,333.12 : 62,317.76 = 40,502.40 : x
  2. Step 2: Convert to fraction form
    45,333.12/62,317.76 = 40,502.40/x
  3. Step 3: Cross multiply
    45,333.12x = 62,317.76 × 40,502.40
  4. Step 4: Simplify right side
    45,333.12x = 2,524,018,842.62
  5. Step 5: Solve for x
    x = 2,524,018,842.62/45,333.12
  6. Step 6: Final answer
    x = 55,677.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.