Home / 15,039.14-22,558.02-7,135.86

Finding the Fourth Proportional to 15,039.14, 22,558.02 and 7,135.86

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Solution

The fourth proportional to 15,039.14, 22,558.02 and 7,135.86 is: 10,703.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,039.14 : 22,558.02 = 7,135.86 : x
  2. Step 2: Convert to fraction form
    15,039.14/22,558.02 = 7,135.86/x
  3. Step 3: Cross multiply
    15,039.14x = 22,558.02 × 7,135.86
  4. Step 4: Simplify right side
    15,039.14x = 160,970,872.60
  5. Step 5: Solve for x
    x = 160,970,872.60/15,039.14
  6. Step 6: Final answer
    x = 10,703.46

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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.