Home / 38,449.08-53,065.08-22,538.70

Finding the Fourth Proportional to 38,449.08, 53,065.08 and 22,538.70

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Solution

The fourth proportional to 38,449.08, 53,065.08 and 22,538.70 is: 31,106.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,449.08 : 53,065.08 = 22,538.70 : x
  2. Step 2: Convert to fraction form
    38,449.08/53,065.08 = 22,538.70/x
  3. Step 3: Cross multiply
    38,449.08x = 53,065.08 × 22,538.70
  4. Step 4: Simplify right side
    38,449.08x = 1,196,017,918.60
  5. Step 5: Solve for x
    x = 1,196,017,918.60/38,449.08
  6. Step 6: Final answer
    x = 31,106.54

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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.