Home / 55,058.47-82,587.71-15,610.66

Finding the Fourth Proportional to 55,058.47, 82,587.71 and 15,610.66

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Solution

The fourth proportional to 55,058.47, 82,587.71 and 15,610.66 is: 23,415.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,058.47 : 82,587.71 = 15,610.66 : x
  2. Step 2: Convert to fraction form
    55,058.47/82,587.71 = 15,610.66/x
  3. Step 3: Cross multiply
    55,058.47x = 82,587.71 × 15,610.66
  4. Step 4: Simplify right side
    55,058.47x = 1,289,248,660.99
  5. Step 5: Solve for x
    x = 1,289,248,660.99/55,058.47
  6. Step 6: Final answer
    x = 23,415.99

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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.