Home / 57,374.47-86,058.36-25,776.37

Finding the Fourth Proportional to 57,374.47, 86,058.36 and 25,776.37

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Solution

The fourth proportional to 57,374.47, 86,058.36 and 25,776.37 is: 38,663.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,374.47 : 86,058.36 = 25,776.37 : x
  2. Step 2: Convert to fraction form
    57,374.47/86,058.36 = 25,776.37/x
  3. Step 3: Cross multiply
    57,374.47x = 86,058.36 × 25,776.37
  4. Step 4: Simplify right side
    57,374.47x = 2,218,272,128.95
  5. Step 5: Solve for x
    x = 2,218,272,128.95/57,374.47
  6. Step 6: Final answer
    x = 38,663.05

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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.