Home / 57,681.32-86,548.62-22,630.28

Finding the Fourth Proportional to 57,681.32, 86,548.62 and 22,630.28

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Solution

The fourth proportional to 57,681.32, 86,548.62 and 22,630.28 is: 33,955.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,681.32 : 86,548.62 = 22,630.28 : x
  2. Step 2: Convert to fraction form
    57,681.32/86,548.62 = 22,630.28/x
  3. Step 3: Cross multiply
    57,681.32x = 86,548.62 × 22,630.28
  4. Step 4: Simplify right side
    57,681.32x = 1,958,619,071.47
  5. Step 5: Solve for x
    x = 1,958,619,071.47/57,681.32
  6. Step 6: Final answer
    x = 33,955.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.