Home / 45,330.90-67,927.05-30,484.86

Finding the Fourth Proportional to 45,330.90, 67,927.05 and 30,484.86

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Solution

The fourth proportional to 45,330.90, 67,927.05 and 30,484.86 is: 45,680.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,330.90 : 67,927.05 = 30,484.86 : x
  2. Step 2: Convert to fraction form
    45,330.90/67,927.05 = 30,484.86/x
  3. Step 3: Cross multiply
    45,330.90x = 67,927.05 × 30,484.86
  4. Step 4: Simplify right side
    45,330.90x = 2,070,746,609.46
  5. Step 5: Solve for x
    x = 2,070,746,609.46/45,330.90
  6. Step 6: Final answer
    x = 45,680.69

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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.