Home / 31,860.09-43,966.98-17,712.95

Finding the Fourth Proportional to 31,860.09, 43,966.98 and 17,712.95

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Solution

The fourth proportional to 31,860.09, 43,966.98 and 17,712.95 is: 24,443.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,860.09 : 43,966.98 = 17,712.95 : x
  2. Step 2: Convert to fraction form
    31,860.09/43,966.98 = 17,712.95/x
  3. Step 3: Cross multiply
    31,860.09x = 43,966.98 × 17,712.95
  4. Step 4: Simplify right side
    31,860.09x = 778,784,698.56
  5. Step 5: Solve for x
    x = 778,784,698.56/31,860.09
  6. Step 6: Final answer
    x = 24,443.90

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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.