Home / 39,835.80-54,972.54-22,843.08

Finding the Fourth Proportional to 39,835.80, 54,972.54 and 22,843.08

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Solution

The fourth proportional to 39,835.80, 54,972.54 and 22,843.08 is: 31,522.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,835.80 : 54,972.54 = 22,843.08 : x
  2. Step 2: Convert to fraction form
    39,835.80/54,972.54 = 22,843.08/x
  3. Step 3: Cross multiply
    39,835.80x = 54,972.54 × 22,843.08
  4. Step 4: Simplify right side
    39,835.80x = 1,255,742,129.02
  5. Step 5: Solve for x
    x = 1,255,742,129.02/39,835.80
  6. Step 6: Final answer
    x = 31,522.95

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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.