Home / 26,670.15-36,804.78-15,341.94

Finding the Fourth Proportional to 26,670.15, 36,804.78 and 15,341.94

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Solution

The fourth proportional to 26,670.15, 36,804.78 and 15,341.94 is: 21,171.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,670.15 : 36,804.78 = 15,341.94 : x
  2. Step 2: Convert to fraction form
    26,670.15/36,804.78 = 15,341.94/x
  3. Step 3: Cross multiply
    26,670.15x = 36,804.78 × 15,341.94
  4. Step 4: Simplify right side
    26,670.15x = 564,656,726.47
  5. Step 5: Solve for x
    x = 564,656,726.47/26,670.15
  6. Step 6: Final answer
    x = 21,171.86

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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.