Home / 38,342.26-52,908.69-21,574.18

Finding the Fourth Proportional to 38,342.26, 52,908.69 and 21,574.18

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Solution

The fourth proportional to 38,342.26, 52,908.69 and 21,574.18 is: 29,770.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,342.26 : 52,908.69 = 21,574.18 : x
  2. Step 2: Convert to fraction form
    38,342.26/52,908.69 = 21,574.18/x
  3. Step 3: Cross multiply
    38,342.26x = 52,908.69 × 21,574.18
  4. Step 4: Simplify right side
    38,342.26x = 1,141,461,601.62
  5. Step 5: Solve for x
    x = 1,141,461,601.62/38,342.26
  6. Step 6: Final answer
    x = 29,770.33

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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.