Home / 55,017.46-75,632.15-47,332.68

Finding the Fourth Proportional to 55,017.46, 75,632.15 and 47,332.68

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Solution

The fourth proportional to 55,017.46, 75,632.15 and 47,332.68 is: 65,067.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,017.46 : 75,632.15 = 47,332.68 : x
  2. Step 2: Convert to fraction form
    55,017.46/75,632.15 = 47,332.68/x
  3. Step 3: Cross multiply
    55,017.46x = 75,632.15 × 47,332.68
  4. Step 4: Simplify right side
    55,017.46x = 3,579,872,353.66
  5. Step 5: Solve for x
    x = 3,579,872,353.66/55,017.46
  6. Step 6: Final answer
    x = 65,067.93

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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.