Home / 28,055.41-38,713.65-16,568.53

Finding the Fourth Proportional to 28,055.41, 38,713.65 and 16,568.53

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Solution

The fourth proportional to 28,055.41, 38,713.65 and 16,568.53 is: 22,862.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,055.41 : 38,713.65 = 16,568.53 : x
  2. Step 2: Convert to fraction form
    28,055.41/38,713.65 = 16,568.53/x
  3. Step 3: Cross multiply
    28,055.41x = 38,713.65 × 16,568.53
  4. Step 4: Simplify right side
    28,055.41x = 641,428,271.43
  5. Step 5: Solve for x
    x = 641,428,271.43/28,055.41
  6. Step 6: Final answer
    x = 22,862.91

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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.