Home / 49,101.81-67,762.45-27,883.05

Finding the Fourth Proportional to 49,101.81, 67,762.45 and 27,883.05

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Solution

The fourth proportional to 49,101.81, 67,762.45 and 27,883.05 is: 38,479.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,101.81 : 67,762.45 = 27,883.05 : x
  2. Step 2: Convert to fraction form
    49,101.81/67,762.45 = 27,883.05/x
  3. Step 3: Cross multiply
    49,101.81x = 67,762.45 × 27,883.05
  4. Step 4: Simplify right side
    49,101.81x = 1,889,423,781.47
  5. Step 5: Solve for x
    x = 1,889,423,781.47/49,101.81
  6. Step 6: Final answer
    x = 38,479.72

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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.