Home / 49,007.40-67,645.44-38,953.68

Finding the Fourth Proportional to 49,007.40, 67,645.44 and 38,953.68

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Solution

The fourth proportional to 49,007.40, 67,645.44 and 38,953.68 is: 53,768.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,007.40 : 67,645.44 = 38,953.68 : x
  2. Step 2: Convert to fraction form
    49,007.40/67,645.44 = 38,953.68/x
  3. Step 3: Cross multiply
    49,007.40x = 67,645.44 × 38,953.68
  4. Step 4: Simplify right side
    49,007.40x = 2,635,038,823.22
  5. Step 5: Solve for x
    x = 2,635,038,823.22/49,007.40
  6. Step 6: Final answer
    x = 53,768.18

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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.