Home / 34,697.20-47,886.60-19,590.88

Finding the Fourth Proportional to 34,697.20, 47,886.60 and 19,590.88

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Solution

The fourth proportional to 34,697.20, 47,886.60 and 19,590.88 is: 27,037.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,697.20 : 47,886.60 = 19,590.88 : x
  2. Step 2: Convert to fraction form
    34,697.20/47,886.60 = 19,590.88/x
  3. Step 3: Cross multiply
    34,697.20x = 47,886.60 × 19,590.88
  4. Step 4: Simplify right side
    34,697.20x = 938,140,634.21
  5. Step 5: Solve for x
    x = 938,140,634.21/34,697.20
  6. Step 6: Final answer
    x = 27,037.93

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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.