Home / 39,152.58-54,043.40-23,019.11

Finding the Fourth Proportional to 39,152.58, 54,043.40 and 23,019.11

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Solution

The fourth proportional to 39,152.58, 54,043.40 and 23,019.11 is: 31,773.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,152.58 : 54,043.40 = 23,019.11 : x
  2. Step 2: Convert to fraction form
    39,152.58/54,043.40 = 23,019.11/x
  3. Step 3: Cross multiply
    39,152.58x = 54,043.40 × 23,019.11
  4. Step 4: Simplify right side
    39,152.58x = 1,244,030,999.27
  5. Step 5: Solve for x
    x = 1,244,030,999.27/39,152.58
  6. Step 6: Final answer
    x = 31,773.92

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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.