Home / 26,715.04-36,866.10-14,778.88

Finding the Fourth Proportional to 26,715.04, 36,866.10 and 14,778.88

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Solution

The fourth proportional to 26,715.04, 36,866.10 and 14,778.88 is: 20,394.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,715.04 : 36,866.10 = 14,778.88 : x
  2. Step 2: Convert to fraction form
    26,715.04/36,866.10 = 14,778.88/x
  3. Step 3: Cross multiply
    26,715.04x = 36,866.10 × 14,778.88
  4. Step 4: Simplify right side
    26,715.04x = 544,839,667.97
  5. Step 5: Solve for x
    x = 544,839,667.97/26,715.04
  6. Step 6: Final answer
    x = 20,394.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.