Home / 34,854.34-48,099.10-19,749.80

Finding the Fourth Proportional to 34,854.34, 48,099.10 and 19,749.80

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Solution

The fourth proportional to 34,854.34, 48,099.10 and 19,749.80 is: 27,254.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,854.34 : 48,099.10 = 19,749.80 : x
  2. Step 2: Convert to fraction form
    34,854.34/48,099.10 = 19,749.80/x
  3. Step 3: Cross multiply
    34,854.34x = 48,099.10 × 19,749.80
  4. Step 4: Simplify right side
    34,854.34x = 949,947,605.18
  5. Step 5: Solve for x
    x = 949,947,605.18/34,854.34
  6. Step 6: Final answer
    x = 27,254.79

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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.