Home / 45,719.84-63,058.50-39,356.89

Finding the Fourth Proportional to 45,719.84, 63,058.50 and 39,356.89

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Solution

The fourth proportional to 45,719.84, 63,058.50 and 39,356.89 is: 54,282.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,719.84 : 63,058.50 = 39,356.89 : x
  2. Step 2: Convert to fraction form
    45,719.84/63,058.50 = 39,356.89/x
  3. Step 3: Cross multiply
    45,719.84x = 63,058.50 × 39,356.89
  4. Step 4: Simplify right side
    45,719.84x = 2,481,786,290.42
  5. Step 5: Solve for x
    x = 2,481,786,290.42/45,719.84
  6. Step 6: Final answer
    x = 54,282.48

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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.