Home / 22,919.40-31,585.95-17,875.68

Finding the Fourth Proportional to 22,919.40, 31,585.95 and 17,875.68

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Solution

The fourth proportional to 22,919.40, 31,585.95 and 17,875.68 is: 24,635.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919.40 : 31,585.95 = 17,875.68 : x
  2. Step 2: Convert to fraction form
    22,919.40/31,585.95 = 17,875.68/x
  3. Step 3: Cross multiply
    22,919.40x = 31,585.95 × 17,875.68
  4. Step 4: Simplify right side
    22,919.40x = 564,620,334.70
  5. Step 5: Solve for x
    x = 564,620,334.70/22,919.40
  6. Step 6: Final answer
    x = 24,635.04

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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.