Home / 38,681.42-53,377.58-22,763.70

Finding the Fourth Proportional to 38,681.42, 53,377.58 and 22,763.70

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Solution

The fourth proportional to 38,681.42, 53,377.58 and 22,763.70 is: 31,412.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,681.42 : 53,377.58 = 22,763.70 : x
  2. Step 2: Convert to fraction form
    38,681.42/53,377.58 = 22,763.70/x
  3. Step 3: Cross multiply
    38,681.42x = 53,377.58 × 22,763.70
  4. Step 4: Simplify right side
    38,681.42x = 1,215,071,104.03
  5. Step 5: Solve for x
    x = 1,215,071,104.03/38,681.42
  6. Step 6: Final answer
    x = 31,412.27

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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.