Home / 30,433.14-45,575.18-25,135.74

Finding the Fourth Proportional to 30,433.14, 45,575.18 and 25,135.74

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Solution

The fourth proportional to 30,433.14, 45,575.18 and 25,135.74 is: 37,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,433.14 : 45,575.18 = 25,135.74 : x
  2. Step 2: Convert to fraction form
    30,433.14/45,575.18 = 25,135.74/x
  3. Step 3: Cross multiply
    30,433.14x = 45,575.18 × 25,135.74
  4. Step 4: Simplify right side
    30,433.14x = 1,145,565,874.93
  5. Step 5: Solve for x
    x = 1,145,565,874.93/30,433.14
  6. Step 6: Final answer
    x = 37,642.05

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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.