Home / 25,872.04-38,785.02-12,013.48

Finding the Fourth Proportional to 25,872.04, 38,785.02 and 12,013.48

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Solution

The fourth proportional to 25,872.04, 38,785.02 and 12,013.48 is: 18,009.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,872.04 : 38,785.02 = 12,013.48 : x
  2. Step 2: Convert to fraction form
    25,872.04/38,785.02 = 12,013.48/x
  3. Step 3: Cross multiply
    25,872.04x = 38,785.02 × 12,013.48
  4. Step 4: Simplify right side
    25,872.04x = 465,943,062.07
  5. Step 5: Solve for x
    x = 465,943,062.07/25,872.04
  6. Step 6: Final answer
    x = 18,009.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.