Home / 15,015.02-22,525.70-5,151.65

Finding the Fourth Proportional to 15,015.02, 22,525.70 and 5,151.65

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Solution

The fourth proportional to 15,015.02, 22,525.70 and 5,151.65 is: 7,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,015.02 : 22,525.70 = 5,151.65 : x
  2. Step 2: Convert to fraction form
    15,015.02/22,525.70 = 5,151.65/x
  3. Step 3: Cross multiply
    15,015.02x = 22,525.70 × 5,151.65
  4. Step 4: Simplify right side
    15,015.02x = 116,044,384.02
  5. Step 5: Solve for x
    x = 116,044,384.02/15,015.02
  6. Step 6: Final answer
    x = 7,728.56

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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.