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Finding the Fourth Proportional to 35,350.28, 48,785.99 and 19,434.99

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Solution

The fourth proportional to 35,350.28, 48,785.99 and 19,434.99 is: 26,821.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,350.28 : 48,785.99 = 19,434.99 : x
  2. Step 2: Convert to fraction form
    35,350.28/48,785.99 = 19,434.99/x
  3. Step 3: Cross multiply
    35,350.28x = 48,785.99 × 19,434.99
  4. Step 4: Simplify right side
    35,350.28x = 948,155,227.79
  5. Step 5: Solve for x
    x = 948,155,227.79/35,350.28
  6. Step 6: Final answer
    x = 26,821.72

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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.