Home / 25,230.90-37,830.15-10,445.70

Finding the Fourth Proportional to 25,230.90, 37,830.15 and 10,445.70

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Solution

The fourth proportional to 25,230.90, 37,830.15 and 10,445.70 is: 15,661.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,230.90 : 37,830.15 = 10,445.70 : x
  2. Step 2: Convert to fraction form
    25,230.90/37,830.15 = 10,445.70/x
  3. Step 3: Cross multiply
    25,230.90x = 37,830.15 × 10,445.70
  4. Step 4: Simplify right side
    25,230.90x = 395,162,397.86
  5. Step 5: Solve for x
    x = 395,162,397.86/25,230.90
  6. Step 6: Final answer
    x = 15,661.84

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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.