Home / 27,031.47-40,510.35-17,153.07

Finding the Fourth Proportional to 27,031.47, 40,510.35 and 17,153.07

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Solution

The fourth proportional to 27,031.47, 40,510.35 and 17,153.07 is: 25,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,031.47 : 40,510.35 = 17,153.07 : x
  2. Step 2: Convert to fraction form
    27,031.47/40,510.35 = 17,153.07/x
  3. Step 3: Cross multiply
    27,031.47x = 40,510.35 × 17,153.07
  4. Step 4: Simplify right side
    27,031.47x = 694,876,869.27
  5. Step 5: Solve for x
    x = 694,876,869.27/27,031.47
  6. Step 6: Final answer
    x = 25,706.22

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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.