Home / 34,847.43-48,089.69-18,931.88

Finding the Fourth Proportional to 34,847.43, 48,089.69 and 18,931.88

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Solution

The fourth proportional to 34,847.43, 48,089.69 and 18,931.88 is: 26,126.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,847.43 : 48,089.69 = 18,931.88 : x
  2. Step 2: Convert to fraction form
    34,847.43/48,089.69 = 18,931.88/x
  3. Step 3: Cross multiply
    34,847.43x = 48,089.69 × 18,931.88
  4. Step 4: Simplify right side
    34,847.43x = 910,428,156.54
  5. Step 5: Solve for x
    x = 910,428,156.54/34,847.43
  6. Step 6: Final answer
    x = 26,126.12

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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.