Home / 57,402.98-86,071.36-22,301.63

Finding the Fourth Proportional to 57,402.98, 86,071.36 and 22,301.63

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Solution

The fourth proportional to 57,402.98, 86,071.36 and 22,301.63 is: 33,439.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,402.98 : 86,071.36 = 22,301.63 : x
  2. Step 2: Convert to fraction form
    57,402.98/86,071.36 = 22,301.63/x
  3. Step 3: Cross multiply
    57,402.98x = 86,071.36 × 22,301.63
  4. Step 4: Simplify right side
    57,402.98x = 1,919,531,502.79
  5. Step 5: Solve for x
    x = 1,919,531,502.79/57,402.98
  6. Step 6: Final answer
    x = 33,439.58

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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.