Home / 15,639.05-23,460.11-4,545.83

Finding the Fourth Proportional to 15,639.05, 23,460.11 and 4,545.83

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Solution

The fourth proportional to 15,639.05, 23,460.11 and 4,545.83 is: 6,819.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,639.05 : 23,460.11 = 4,545.83 : x
  2. Step 2: Convert to fraction form
    15,639.05/23,460.11 = 4,545.83/x
  3. Step 3: Cross multiply
    15,639.05x = 23,460.11 × 4,545.83
  4. Step 4: Simplify right side
    15,639.05x = 106,645,671.84
  5. Step 5: Solve for x
    x = 106,645,671.84/15,639.05
  6. Step 6: Final answer
    x = 6,819.19

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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.