Home / 26,670.06-40,009.95-9,141.66

Finding the Fourth Proportional to 26,670.06, 40,009.95 and 9,141.66

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Solution

The fourth proportional to 26,670.06, 40,009.95 and 9,141.66 is: 13,714.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,670.06 : 40,009.95 = 9,141.66 : x
  2. Step 2: Convert to fraction form
    26,670.06/40,009.95 = 9,141.66/x
  3. Step 3: Cross multiply
    26,670.06x = 40,009.95 × 9,141.66
  4. Step 4: Simplify right side
    26,670.06x = 365,757,359.52
  5. Step 5: Solve for x
    x = 365,757,359.52/26,670.06
  6. Step 6: Final answer
    x = 13,714.16

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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.