Home / 54,560.18-75,292.34-30,686.85

Finding the Fourth Proportional to 54,560.18, 75,292.34 and 30,686.85

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Solution

The fourth proportional to 54,560.18, 75,292.34 and 30,686.85 is: 42,347.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,560.18 : 75,292.34 = 30,686.85 : x
  2. Step 2: Convert to fraction form
    54,560.18/75,292.34 = 30,686.85/x
  3. Step 3: Cross multiply
    54,560.18x = 75,292.34 × 30,686.85
  4. Step 4: Simplify right side
    54,560.18x = 2,310,484,590.29
  5. Step 5: Solve for x
    x = 2,310,484,590.29/54,560.18
  6. Step 6: Final answer
    x = 42,347.45

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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.