Home / 34,801.88-48,026.66-20,657.56

Finding the Fourth Proportional to 34,801.88, 48,026.66 and 20,657.56

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Solution

The fourth proportional to 34,801.88, 48,026.66 and 20,657.56 is: 28,507.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,801.88 : 48,026.66 = 20,657.56 : x
  2. Step 2: Convert to fraction form
    34,801.88/48,026.66 = 20,657.56/x
  3. Step 3: Cross multiply
    34,801.88x = 48,026.66 × 20,657.56
  4. Step 4: Simplify right side
    34,801.88x = 992,113,610.55
  5. Step 5: Solve for x
    x = 992,113,610.55/34,801.88
  6. Step 6: Final answer
    x = 28,507.47

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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.