Home / 15,553.30-23,295.93-12,907.30

Finding the Fourth Proportional to 15,553.30, 23,295.93 and 12,907.30

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Solution

The fourth proportional to 15,553.30, 23,295.93 and 12,907.30 is: 19,332.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.30 : 23,295.93 = 12,907.30 : x
  2. Step 2: Convert to fraction form
    15,553.30/23,295.93 = 12,907.30/x
  3. Step 3: Cross multiply
    15,553.30x = 23,295.93 × 12,907.30
  4. Step 4: Simplify right side
    15,553.30x = 300,687,557.29
  5. Step 5: Solve for x
    x = 300,687,557.29/15,553.30
  6. Step 6: Final answer
    x = 19,332.72

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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.