Home / 37,798.38-52,164-21,888.36

Finding the Fourth Proportional to 37,798.38, 52,164 and 21,888.36

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Solution

The fourth proportional to 37,798.38, 52,164 and 21,888.36 is: 30,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,798.38 : 52,164 = 21,888.36 : x
  2. Step 2: Convert to fraction form
    37,798.38/52,164 = 21,888.36/x
  3. Step 3: Cross multiply
    37,798.38x = 52,164 × 21,888.36
  4. Step 4: Simplify right side
    37,798.38x = 1,141,784,411.04
  5. Step 5: Solve for x
    x = 1,141,784,411.04/37,798.38
  6. Step 6: Final answer
    x = 30,207.23

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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.