Home / 27,031.86-40,510.91-17,153.43

Finding the Fourth Proportional to 27,031.86, 40,510.91 and 17,153.43

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Solution

The fourth proportional to 27,031.86, 40,510.91 and 17,153.43 is: 25,706.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,031.86 : 40,510.91 = 17,153.43 : x
  2. Step 2: Convert to fraction form
    27,031.86/40,510.91 = 17,153.43/x
  3. Step 3: Cross multiply
    27,031.86x = 40,510.91 × 17,153.43
  4. Step 4: Simplify right side
    27,031.86x = 694,900,973.15
  5. Step 5: Solve for x
    x = 694,900,973.15/27,031.86
  6. Step 6: Final answer
    x = 25,706.74

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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.