Home / 30,129.03-45,145.98-24,479.15

Finding the Fourth Proportional to 30,129.03, 45,145.98 and 24,479.15

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Solution

The fourth proportional to 30,129.03, 45,145.98 and 24,479.15 is: 36,680.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,129.03 : 45,145.98 = 24,479.15 : x
  2. Step 2: Convert to fraction form
    30,129.03/45,145.98 = 24,479.15/x
  3. Step 3: Cross multiply
    30,129.03x = 45,145.98 × 24,479.15
  4. Step 4: Simplify right side
    30,129.03x = 1,105,134,990.59
  5. Step 5: Solve for x
    x = 1,105,134,990.59/30,129.03
  6. Step 6: Final answer
    x = 36,680.07

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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.