Home / 39,823.79-54,948.00-23,047.07

Finding the Fourth Proportional to 39,823.79, 54,948.00 and 23,047.07

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Solution

The fourth proportional to 39,823.79, 54,948.00 and 23,047.07 is: 31,799.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,823.79 : 54,948.00 = 23,047.07 : x
  2. Step 2: Convert to fraction form
    39,823.79/54,948.00 = 23,047.07/x
  3. Step 3: Cross multiply
    39,823.79x = 54,948.00 × 23,047.07
  4. Step 4: Simplify right side
    39,823.79x = 1,266,390,012.38
  5. Step 5: Solve for x
    x = 1,266,390,012.38/39,823.79
  6. Step 6: Final answer
    x = 31,799.84

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1.5x scale

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.