Home / 25,877.73-38,816.59-11,077.05

Finding the Fourth Proportional to 25,877.73, 38,816.59 and 11,077.05

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Solution

The fourth proportional to 25,877.73, 38,816.59 and 11,077.05 is: 16,615.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,877.73 : 38,816.59 = 11,077.05 : x
  2. Step 2: Convert to fraction form
    25,877.73/38,816.59 = 11,077.05/x
  3. Step 3: Cross multiply
    25,877.73x = 38,816.59 × 11,077.05
  4. Step 4: Simplify right side
    25,877.73x = 429,973,308.26
  5. Step 5: Solve for x
    x = 429,973,308.26/25,877.73
  6. Step 6: Final answer
    x = 16,615.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.