Home / 15,545.30-23,309.40-10,620.50

Finding the Fourth Proportional to 15,545.30, 23,309.40 and 10,620.50

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Solution

The fourth proportional to 15,545.30, 23,309.40 and 10,620.50 is: 15,924.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545.30 : 23,309.40 = 10,620.50 : x
  2. Step 2: Convert to fraction form
    15,545.30/23,309.40 = 10,620.50/x
  3. Step 3: Cross multiply
    15,545.30x = 23,309.40 × 10,620.50
  4. Step 4: Simplify right side
    15,545.30x = 247,557,482.70
  5. Step 5: Solve for x
    x = 247,557,482.70/15,545.30
  6. Step 6: Final answer
    x = 15,924.91

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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.