Home / 17,681.24-26,522.10-7,156.28

Finding the Fourth Proportional to 17,681.24, 26,522.10 and 7,156.28

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Solution

The fourth proportional to 17,681.24, 26,522.10 and 7,156.28 is: 10,734.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,681.24 : 26,522.10 = 7,156.28 : x
  2. Step 2: Convert to fraction form
    17,681.24/26,522.10 = 7,156.28/x
  3. Step 3: Cross multiply
    17,681.24x = 26,522.10 × 7,156.28
  4. Step 4: Simplify right side
    17,681.24x = 189,799,573.79
  5. Step 5: Solve for x
    x = 189,799,573.79/17,681.24
  6. Step 6: Final answer
    x = 10,734.52

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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.