Home / 34,717.00-47,909.38-18,801.40

Finding the Fourth Proportional to 34,717.00, 47,909.38 and 18,801.40

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Solution

The fourth proportional to 34,717.00, 47,909.38 and 18,801.40 is: 25,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,717.00 : 47,909.38 = 18,801.40 : x
  2. Step 2: Convert to fraction form
    34,717.00/47,909.38 = 18,801.40/x
  3. Step 3: Cross multiply
    34,717.00x = 47,909.38 × 18,801.40
  4. Step 4: Simplify right side
    34,717.00x = 900,763,177.59
  5. Step 5: Solve for x
    x = 900,763,177.59/34,717.00
  6. Step 6: Final answer
    x = 25,945.89

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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.