Home / 31,931.73-44,065.35-17,784.68

Finding the Fourth Proportional to 31,931.73, 44,065.35 and 17,784.68

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Solution

The fourth proportional to 31,931.73, 44,065.35 and 17,784.68 is: 24,542.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,931.73 : 44,065.35 = 17,784.68 : x
  2. Step 2: Convert to fraction form
    31,931.73/44,065.35 = 17,784.68/x
  3. Step 3: Cross multiply
    31,931.73x = 44,065.35 × 17,784.68
  4. Step 4: Simplify right side
    31,931.73x = 783,687,928.51
  5. Step 5: Solve for x
    x = 783,687,928.51/31,931.73
  6. Step 6: Final answer
    x = 24,542.61

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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.