Home / 17,566.20-26,353.80-10,157.40

Finding the Fourth Proportional to 17,566.20, 26,353.80 and 10,157.40

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Solution

The fourth proportional to 17,566.20, 26,353.80 and 10,157.40 is: 15,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,566.20 : 26,353.80 = 10,157.40 : x
  2. Step 2: Convert to fraction form
    17,566.20/26,353.80 = 10,157.40/x
  3. Step 3: Cross multiply
    17,566.20x = 26,353.80 × 10,157.40
  4. Step 4: Simplify right side
    17,566.20x = 267,686,088.12
  5. Step 5: Solve for x
    x = 267,686,088.12/17,566.20
  6. Step 6: Final answer
    x = 15,238.70

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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.