Home / 38,902.08-53,668.92-22,538.40

Finding the Fourth Proportional to 38,902.08, 53,668.92 and 22,538.40

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Solution

The fourth proportional to 38,902.08, 53,668.92 and 22,538.40 is: 31,093.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,902.08 : 53,668.92 = 22,538.40 : x
  2. Step 2: Convert to fraction form
    38,902.08/53,668.92 = 22,538.40/x
  3. Step 3: Cross multiply
    38,902.08x = 53,668.92 × 22,538.40
  4. Step 4: Simplify right side
    38,902.08x = 1,209,611,586.53
  5. Step 5: Solve for x
    x = 1,209,611,586.53/38,902.08
  6. Step 6: Final answer
    x = 31,093.75

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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.