Home / 35,372.80-48,814.38-20,265.52

Finding the Fourth Proportional to 35,372.80, 48,814.38 and 20,265.52

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Solution

The fourth proportional to 35,372.80, 48,814.38 and 20,265.52 is: 27,966.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,372.80 : 48,814.38 = 20,265.52 : x
  2. Step 2: Convert to fraction form
    35,372.80/48,814.38 = 20,265.52/x
  3. Step 3: Cross multiply
    35,372.80x = 48,814.38 × 20,265.52
  4. Step 4: Simplify right side
    35,372.80x = 989,248,794.18
  5. Step 5: Solve for x
    x = 989,248,794.18/35,372.80
  6. Step 6: Final answer
    x = 27,966.37

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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.