Home / 28,095.52-38,754.12-18,013.36

Finding the Fourth Proportional to 28,095.52, 38,754.12 and 18,013.36

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Solution

The fourth proportional to 28,095.52, 38,754.12 and 18,013.36 is: 24,847.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,095.52 : 38,754.12 = 18,013.36 : x
  2. Step 2: Convert to fraction form
    28,095.52/38,754.12 = 18,013.36/x
  3. Step 3: Cross multiply
    28,095.52x = 38,754.12 × 18,013.36
  4. Step 4: Simplify right side
    28,095.52x = 698,091,915.04
  5. Step 5: Solve for x
    x = 698,091,915.04/28,095.52
  6. Step 6: Final answer
    x = 24,847.09

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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.