Home / 15,223.08-22,801.84-7,415.52

Finding the Fourth Proportional to 15,223.08, 22,801.84 and 7,415.52

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Solution

The fourth proportional to 15,223.08, 22,801.84 and 7,415.52 is: 11,107.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,223.08 : 22,801.84 = 7,415.52 : x
  2. Step 2: Convert to fraction form
    15,223.08/22,801.84 = 7,415.52/x
  3. Step 3: Cross multiply
    15,223.08x = 22,801.84 × 7,415.52
  4. Step 4: Simplify right side
    15,223.08x = 169,087,500.56
  5. Step 5: Solve for x
    x = 169,087,500.56/15,223.08
  6. Step 6: Final answer
    x = 11,107.31

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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.