Home / 27,923.02-38,535.51-15,986.10

Finding the Fourth Proportional to 27,923.02, 38,535.51 and 15,986.10

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Solution

The fourth proportional to 27,923.02, 38,535.51 and 15,986.10 is: 22,061.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,923.02 : 38,535.51 = 15,986.10 : x
  2. Step 2: Convert to fraction form
    27,923.02/38,535.51 = 15,986.10/x
  3. Step 3: Cross multiply
    27,923.02x = 38,535.51 × 15,986.10
  4. Step 4: Simplify right side
    27,923.02x = 616,032,516.41
  5. Step 5: Solve for x
    x = 616,032,516.41/27,923.02
  6. Step 6: Final answer
    x = 22,061.82

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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.