Home / 26,426.28-36,455.94-15,814.92

Finding the Fourth Proportional to 26,426.28, 36,455.94 and 15,814.92

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Solution

The fourth proportional to 26,426.28, 36,455.94 and 15,814.92 is: 21,817.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,426.28 : 36,455.94 = 15,814.92 : x
  2. Step 2: Convert to fraction form
    26,426.28/36,455.94 = 15,814.92/x
  3. Step 3: Cross multiply
    26,426.28x = 36,455.94 × 15,814.92
  4. Step 4: Simplify right side
    26,426.28x = 576,547,774.62
  5. Step 5: Solve for x
    x = 576,547,774.62/26,426.28
  6. Step 6: Final answer
    x = 21,817.21

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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.