Home / 26,476.49-39,703.07-12,440.52

Finding the Fourth Proportional to 26,476.49, 39,703.07 and 12,440.52

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Solution

The fourth proportional to 26,476.49, 39,703.07 and 12,440.52 is: 18,655.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,476.49 : 39,703.07 = 12,440.52 : x
  2. Step 2: Convert to fraction form
    26,476.49/39,703.07 = 12,440.52/x
  3. Step 3: Cross multiply
    26,476.49x = 39,703.07 × 12,440.52
  4. Step 4: Simplify right side
    26,476.49x = 493,926,867.50
  5. Step 5: Solve for x
    x = 493,926,867.50/26,476.49
  6. Step 6: Final answer
    x = 18,655.30

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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.