Home / 25,811.32-38,690.79-17,492.17

Finding the Fourth Proportional to 25,811.32, 38,690.79 and 17,492.17

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Solution

The fourth proportional to 25,811.32, 38,690.79 and 17,492.17 is: 26,220.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,811.32 : 38,690.79 = 17,492.17 : x
  2. Step 2: Convert to fraction form
    25,811.32/38,690.79 = 17,492.17/x
  3. Step 3: Cross multiply
    25,811.32x = 38,690.79 × 17,492.17
  4. Step 4: Simplify right side
    25,811.32x = 676,785,876.11
  5. Step 5: Solve for x
    x = 676,785,876.11/25,811.32
  6. Step 6: Final answer
    x = 26,220.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.