Home / 35,348.64-48,781.66-19,432.96

Finding the Fourth Proportional to 35,348.64, 48,781.66 and 19,432.96

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Solution

The fourth proportional to 35,348.64, 48,781.66 and 19,432.96 is: 26,817.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,348.64 : 48,781.66 = 19,432.96 : x
  2. Step 2: Convert to fraction form
    35,348.64/48,781.66 = 19,432.96/x
  3. Step 3: Cross multiply
    35,348.64x = 48,781.66 × 19,432.96
  4. Step 4: Simplify right side
    35,348.64x = 947,972,047.51
  5. Step 5: Solve for x
    x = 947,972,047.51/35,348.64
  6. Step 6: Final answer
    x = 26,817.78

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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.