Home / 28,758.72-43,124.40-10,036.48

Finding the Fourth Proportional to 28,758.72, 43,124.40 and 10,036.48

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Solution

The fourth proportional to 28,758.72, 43,124.40 and 10,036.48 is: 15,049.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,758.72 : 43,124.40 = 10,036.48 : x
  2. Step 2: Convert to fraction form
    28,758.72/43,124.40 = 10,036.48/x
  3. Step 3: Cross multiply
    28,758.72x = 43,124.40 × 10,036.48
  4. Step 4: Simplify right side
    28,758.72x = 432,817,178.11
  5. Step 5: Solve for x
    x = 432,817,178.11/28,758.72
  6. Step 6: Final answer
    x = 15,049.95

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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.