Home / 26,808.69-36,997.74-15,480.30

Finding the Fourth Proportional to 26,808.69, 36,997.74 and 15,480.30

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Solution

The fourth proportional to 26,808.69, 36,997.74 and 15,480.30 is: 21,363.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,808.69 : 36,997.74 = 15,480.30 : x
  2. Step 2: Convert to fraction form
    26,808.69/36,997.74 = 15,480.30/x
  3. Step 3: Cross multiply
    26,808.69x = 36,997.74 × 15,480.30
  4. Step 4: Simplify right side
    26,808.69x = 572,736,114.52
  5. Step 5: Solve for x
    x = 572,736,114.52/26,808.69
  6. Step 6: Final answer
    x = 21,363.82

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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.