Home / 31,981.61-44,134.80-17,641.95

Finding the Fourth Proportional to 31,981.61, 44,134.80 and 17,641.95

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Solution

The fourth proportional to 31,981.61, 44,134.80 and 17,641.95 is: 24,345.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,981.61 : 44,134.80 = 17,641.95 : x
  2. Step 2: Convert to fraction form
    31,981.61/44,134.80 = 17,641.95/x
  3. Step 3: Cross multiply
    31,981.61x = 44,134.80 × 17,641.95
  4. Step 4: Simplify right side
    31,981.61x = 778,623,703.20
  5. Step 5: Solve for x
    x = 778,623,703.20/31,981.61
  6. Step 6: Final answer
    x = 24,345.98

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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.