Home / 35,308.20-48,726.16-19,391.72

Finding the Fourth Proportional to 35,308.20, 48,726.16 and 19,391.72

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Solution

The fourth proportional to 35,308.20, 48,726.16 and 19,391.72 is: 26,761.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,308.20 : 48,726.16 = 19,391.72 : x
  2. Step 2: Convert to fraction form
    35,308.20/48,726.16 = 19,391.72/x
  3. Step 3: Cross multiply
    35,308.20x = 48,726.16 × 19,391.72
  4. Step 4: Simplify right side
    35,308.20x = 944,884,051.40
  5. Step 5: Solve for x
    x = 944,884,051.40/35,308.20
  6. Step 6: Final answer
    x = 26,761.04

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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.