Home / 27,253.77-37,613.32-15,155.46

Finding the Fourth Proportional to 27,253.77, 37,613.32 and 15,155.46

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Solution

The fourth proportional to 27,253.77, 37,613.32 and 15,155.46 is: 20,916.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,253.77 : 37,613.32 = 15,155.46 : x
  2. Step 2: Convert to fraction form
    27,253.77/37,613.32 = 15,155.46/x
  3. Step 3: Cross multiply
    27,253.77x = 37,613.32 × 15,155.46
  4. Step 4: Simplify right side
    27,253.77x = 570,046,987.79
  5. Step 5: Solve for x
    x = 570,046,987.79/27,253.77
  6. Step 6: Final answer
    x = 20,916.26

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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.