Home / 35,264.85-48,666.51-20,159.97

Finding the Fourth Proportional to 35,264.85, 48,666.51 and 20,159.97

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Solution

The fourth proportional to 35,264.85, 48,666.51 and 20,159.97 is: 27,821.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,264.85 : 48,666.51 = 20,159.97 : x
  2. Step 2: Convert to fraction form
    35,264.85/48,666.51 = 20,159.97/x
  3. Step 3: Cross multiply
    35,264.85x = 48,666.51 × 20,159.97
  4. Step 4: Simplify right side
    35,264.85x = 981,115,381.60
  5. Step 5: Solve for x
    x = 981,115,381.60/35,264.85
  6. Step 6: Final answer
    x = 27,821.34

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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.