Home / 15,133.37-22,700.16-5,272.84

Finding the Fourth Proportional to 15,133.37, 22,700.16 and 5,272.84

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Solution

The fourth proportional to 15,133.37, 22,700.16 and 5,272.84 is: 7,909.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,133.37 : 22,700.16 = 5,272.84 : x
  2. Step 2: Convert to fraction form
    15,133.37/22,700.16 = 5,272.84/x
  3. Step 3: Cross multiply
    15,133.37x = 22,700.16 × 5,272.84
  4. Step 4: Simplify right side
    15,133.37x = 119,694,171.79
  5. Step 5: Solve for x
    x = 119,694,171.79/15,133.37
  6. Step 6: Final answer
    x = 7,909.29

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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.