Home / 30,124.20-45,144.06-25,658.60

Finding the Fourth Proportional to 30,124.20, 45,144.06 and 25,658.60

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Solution

The fourth proportional to 30,124.20, 45,144.06 and 25,658.60 is: 38,451.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,124.20 : 45,144.06 = 25,658.60 : x
  2. Step 2: Convert to fraction form
    30,124.20/45,144.06 = 25,658.60/x
  3. Step 3: Cross multiply
    30,124.20x = 45,144.06 × 25,658.60
  4. Step 4: Simplify right side
    30,124.20x = 1,158,333,377.92
  5. Step 5: Solve for x
    x = 1,158,333,377.92/30,124.20
  6. Step 6: Final answer
    x = 38,451.92

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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.