Home / 35,339.13-48,765.13-20,228.35

Finding the Fourth Proportional to 35,339.13, 48,765.13 and 20,228.35

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Solution

The fourth proportional to 35,339.13, 48,765.13 and 20,228.35 is: 27,913.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,339.13 : 48,765.13 = 20,228.35 : x
  2. Step 2: Convert to fraction form
    35,339.13/48,765.13 = 20,228.35/x
  3. Step 3: Cross multiply
    35,339.13x = 48,765.13 × 20,228.35
  4. Step 4: Simplify right side
    35,339.13x = 986,438,117.44
  5. Step 5: Solve for x
    x = 986,438,117.44/35,339.13
  6. Step 6: Final answer
    x = 27,913.48

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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.