Home / 38,926.75-53,718.98-22,159.75

Finding the Fourth Proportional to 38,926.75, 53,718.98 and 22,159.75

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Solution

The fourth proportional to 38,926.75, 53,718.98 and 22,159.75 is: 30,580.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,926.75 : 53,718.98 = 22,159.75 : x
  2. Step 2: Convert to fraction form
    38,926.75/53,718.98 = 22,159.75/x
  3. Step 3: Cross multiply
    38,926.75x = 53,718.98 × 22,159.75
  4. Step 4: Simplify right side
    38,926.75x = 1,190,399,167.06
  5. Step 5: Solve for x
    x = 1,190,399,167.06/38,926.75
  6. Step 6: Final answer
    x = 30,580.49

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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.