Home / 34,059.60-47,003.15-18,746.58

Finding the Fourth Proportional to 34,059.60, 47,003.15 and 18,746.58

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Solution

The fourth proportional to 34,059.60, 47,003.15 and 18,746.58 is: 25,870.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,059.60 : 47,003.15 = 18,746.58 : x
  2. Step 2: Convert to fraction form
    34,059.60/47,003.15 = 18,746.58/x
  3. Step 3: Cross multiply
    34,059.60x = 47,003.15 × 18,746.58
  4. Step 4: Simplify right side
    34,059.60x = 881,148,311.73
  5. Step 5: Solve for x
    x = 881,148,311.73/34,059.60
  6. Step 6: Final answer
    x = 25,870.78

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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.