Home / 49,358.40-68,044.32-30,484.80

Finding the Fourth Proportional to 49,358.40, 68,044.32 and 30,484.80

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Solution

The fourth proportional to 49,358.40, 68,044.32 and 30,484.80 is: 42,025.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,358.40 : 68,044.32 = 30,484.80 : x
  2. Step 2: Convert to fraction form
    49,358.40/68,044.32 = 30,484.80/x
  3. Step 3: Cross multiply
    49,358.40x = 68,044.32 × 30,484.80
  4. Step 4: Simplify right side
    49,358.40x = 2,074,317,486.34
  5. Step 5: Solve for x
    x = 2,074,317,486.34/49,358.40
  6. Step 6: Final answer
    x = 42,025.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.