Home / 17,087.90-25,631.85-10,492.70

Finding the Fourth Proportional to 17,087.90, 25,631.85 and 10,492.70

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Solution

The fourth proportional to 17,087.90, 25,631.85 and 10,492.70 is: 15,739.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,087.90 : 25,631.85 = 10,492.70 : x
  2. Step 2: Convert to fraction form
    17,087.90/25,631.85 = 10,492.70/x
  3. Step 3: Cross multiply
    17,087.90x = 25,631.85 × 10,492.70
  4. Step 4: Simplify right side
    17,087.90x = 268,947,312.50
  5. Step 5: Solve for x
    x = 268,947,312.50/17,087.90
  6. Step 6: Final answer
    x = 15,739.05

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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.