Home / 26,316.56-39,447.26-12,265

Finding the Fourth Proportional to 26,316.56, 39,447.26 and 12,265

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Solution

The fourth proportional to 26,316.56, 39,447.26 and 12,265 is: 18,384.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,316.56 : 39,447.26 = 12,265 : x
  2. Step 2: Convert to fraction form
    26,316.56/39,447.26 = 12,265/x
  3. Step 3: Cross multiply
    26,316.56x = 39,447.26 × 12,265
  4. Step 4: Simplify right side
    26,316.56x = 483,820,643.90
  5. Step 5: Solve for x
    x = 483,820,643.90/26,316.56
  6. Step 6: Final answer
    x = 18,384.65

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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.