Home / 38,747.25-53,427.18-34,969.23

Finding the Fourth Proportional to 38,747.25, 53,427.18 and 34,969.23

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Solution

The fourth proportional to 38,747.25, 53,427.18 and 34,969.23 is: 48,217.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,747.25 : 53,427.18 = 34,969.23 : x
  2. Step 2: Convert to fraction form
    38,747.25/53,427.18 = 34,969.23/x
  3. Step 3: Cross multiply
    38,747.25x = 53,427.18 × 34,969.23
  4. Step 4: Simplify right side
    38,747.25x = 1,868,307,345.67
  5. Step 5: Solve for x
    x = 1,868,307,345.67/38,747.25
  6. Step 6: Final answer
    x = 48,217.81

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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.