Home / 27,254.04-37,613.28-18,320.22

Finding the Fourth Proportional to 27,254.04, 37,613.28 and 18,320.22

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Solution

The fourth proportional to 27,254.04, 37,613.28 and 18,320.22 is: 25,283.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,254.04 : 37,613.28 = 18,320.22 : x
  2. Step 2: Convert to fraction form
    27,254.04/37,613.28 = 18,320.22/x
  3. Step 3: Cross multiply
    27,254.04x = 37,613.28 × 18,320.22
  4. Step 4: Simplify right side
    27,254.04x = 689,083,564.52
  5. Step 5: Solve for x
    x = 689,083,564.52/27,254.04
  6. Step 6: Final answer
    x = 25,283.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.