Home / 39,823.78-54,948.00-23,047.06

Finding the Fourth Proportional to 39,823.78, 54,948.00 and 23,047.06

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Solution

The fourth proportional to 39,823.78, 54,948.00 and 23,047.06 is: 31,799.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,823.78 : 54,948.00 = 23,047.06 : x
  2. Step 2: Convert to fraction form
    39,823.78/54,948.00 = 23,047.06/x
  3. Step 3: Cross multiply
    39,823.78x = 54,948.00 × 23,047.06
  4. Step 4: Simplify right side
    39,823.78x = 1,266,389,875.01
  5. Step 5: Solve for x
    x = 1,266,389,875.01/39,823.78
  6. Step 6: Final answer
    x = 31,799.84

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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.