Home / 34,854.12-48,097.80-18,938.34

Finding the Fourth Proportional to 34,854.12, 48,097.80 and 18,938.34

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Solution

The fourth proportional to 34,854.12, 48,097.80 and 18,938.34 is: 26,134.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,854.12 : 48,097.80 = 18,938.34 : x
  2. Step 2: Convert to fraction form
    34,854.12/48,097.80 = 18,938.34/x
  3. Step 3: Cross multiply
    34,854.12x = 48,097.80 × 18,938.34
  4. Step 4: Simplify right side
    34,854.12x = 910,892,489.65
  5. Step 5: Solve for x
    x = 910,892,489.65/34,854.12
  6. Step 6: Final answer
    x = 26,134.43

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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.