Home / 26,768.28-40,097.86-12,685.62

Finding the Fourth Proportional to 26,768.28, 40,097.86 and 12,685.62

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Solution

The fourth proportional to 26,768.28, 40,097.86 and 12,685.62 is: 19,002.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,768.28 : 40,097.86 = 12,685.62 : x
  2. Step 2: Convert to fraction form
    26,768.28/40,097.86 = 12,685.62/x
  3. Step 3: Cross multiply
    26,768.28x = 40,097.86 × 12,685.62
  4. Step 4: Simplify right side
    26,768.28x = 508,666,214.77
  5. Step 5: Solve for x
    x = 508,666,214.77/26,768.28
  6. Step 6: Final answer
    x = 19,002.57

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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.