Home / 26,496.95-39,750.89-7,777.58

Finding the Fourth Proportional to 26,496.95, 39,750.89 and 7,777.58

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Solution

The fourth proportional to 26,496.95, 39,750.89 and 7,777.58 is: 11,667.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,496.95 : 39,750.89 = 7,777.58 : x
  2. Step 2: Convert to fraction form
    26,496.95/39,750.89 = 7,777.58/x
  3. Step 3: Cross multiply
    26,496.95x = 39,750.89 × 7,777.58
  4. Step 4: Simplify right side
    26,496.95x = 309,165,489.40
  5. Step 5: Solve for x
    x = 309,165,489.40/26,496.95
  6. Step 6: Final answer
    x = 11,667.97

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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.