Home / 26,444.55-39,656.54-13,287.75

Finding the Fourth Proportional to 26,444.55, 39,656.54 and 13,287.75

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Solution

The fourth proportional to 26,444.55, 39,656.54 and 13,287.75 is: 19,926.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,444.55 : 39,656.54 = 13,287.75 : x
  2. Step 2: Convert to fraction form
    26,444.55/39,656.54 = 13,287.75/x
  3. Step 3: Cross multiply
    26,444.55x = 39,656.54 × 13,287.75
  4. Step 4: Simplify right side
    26,444.55x = 526,946,122.95
  5. Step 5: Solve for x
    x = 526,946,122.95/26,444.55
  6. Step 6: Final answer
    x = 19,926.45

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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.