Home / 27,637.50-38,140.02-15,062.52

Finding the Fourth Proportional to 27,637.50, 38,140.02 and 15,062.52

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Solution

The fourth proportional to 27,637.50, 38,140.02 and 15,062.52 is: 20,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,637.50 : 38,140.02 = 15,062.52 : x
  2. Step 2: Convert to fraction form
    27,637.50/38,140.02 = 15,062.52/x
  3. Step 3: Cross multiply
    27,637.50x = 38,140.02 × 15,062.52
  4. Step 4: Simplify right side
    27,637.50x = 574,484,814.05
  5. Step 5: Solve for x
    x = 574,484,814.05/27,637.50
  6. Step 6: Final answer
    x = 20,786.42

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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.