Home / 38,827.14-53,510.40-28,198.32

Finding the Fourth Proportional to 38,827.14, 53,510.40 and 28,198.32

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Solution

The fourth proportional to 38,827.14, 53,510.40 and 28,198.32 is: 38,862.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,827.14 : 53,510.40 = 28,198.32 : x
  2. Step 2: Convert to fraction form
    38,827.14/53,510.40 = 28,198.32/x
  3. Step 3: Cross multiply
    38,827.14x = 53,510.40 × 28,198.32
  4. Step 4: Simplify right side
    38,827.14x = 1,508,903,382.53
  5. Step 5: Solve for x
    x = 1,508,903,382.53/38,827.14
  6. Step 6: Final answer
    x = 38,862.08

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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.