Home / 55,332.17-76,358.63-30,182.21

Finding the Fourth Proportional to 55,332.17, 76,358.63 and 30,182.21

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Solution

The fourth proportional to 55,332.17, 76,358.63 and 30,182.21 is: 41,651.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,332.17 : 76,358.63 = 30,182.21 : x
  2. Step 2: Convert to fraction form
    55,332.17/76,358.63 = 30,182.21/x
  3. Step 3: Cross multiply
    55,332.17x = 76,358.63 × 30,182.21
  4. Step 4: Simplify right side
    55,332.17x = 2,304,672,090.53
  5. Step 5: Solve for x
    x = 2,304,672,090.53/55,332.17
  6. Step 6: Final answer
    x = 41,651.58

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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.