Home / 34,854.51-48,099.53-18,938.96

Finding the Fourth Proportional to 34,854.51, 48,099.53 and 18,938.96

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Solution

The fourth proportional to 34,854.51, 48,099.53 and 18,938.96 is: 26,135.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,854.51 : 48,099.53 = 18,938.96 : x
  2. Step 2: Convert to fraction form
    34,854.51/48,099.53 = 18,938.96/x
  3. Step 3: Cross multiply
    34,854.51x = 48,099.53 × 18,938.96
  4. Step 4: Simplify right side
    34,854.51x = 910,955,120.48
  5. Step 5: Solve for x
    x = 910,955,120.48/34,854.51
  6. Step 6: Final answer
    x = 26,135.93

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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.