Home / 55,501.17-76,590.05-30,350.13

Finding the Fourth Proportional to 55,501.17, 76,590.05 and 30,350.13

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Solution

The fourth proportional to 55,501.17, 76,590.05 and 30,350.13 is: 41,882.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,501.17 : 76,590.05 = 30,350.13 : x
  2. Step 2: Convert to fraction form
    55,501.17/76,590.05 = 30,350.13/x
  3. Step 3: Cross multiply
    55,501.17x = 76,590.05 × 30,350.13
  4. Step 4: Simplify right side
    55,501.17x = 2,324,517,667.13
  5. Step 5: Solve for x
    x = 2,324,517,667.13/55,501.17
  6. Step 6: Final answer
    x = 41,882.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.