Home / 15,718.10-23,540.70-10,760.90

Finding the Fourth Proportional to 15,718.10, 23,540.70 and 10,760.90

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Solution

The fourth proportional to 15,718.10, 23,540.70 and 10,760.90 is: 16,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,718.10 : 23,540.70 = 10,760.90 : x
  2. Step 2: Convert to fraction form
    15,718.10/23,540.70 = 10,760.90/x
  3. Step 3: Cross multiply
    15,718.10x = 23,540.70 × 10,760.90
  4. Step 4: Simplify right side
    15,718.10x = 253,319,118.63
  5. Step 5: Solve for x
    x = 253,319,118.63/15,718.10
  6. Step 6: Final answer
    x = 16,116.40

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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.