Home / 26,718.89-36,888.87-17,162.63

Finding the Fourth Proportional to 26,718.89, 36,888.87 and 17,162.63

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Solution

The fourth proportional to 26,718.89, 36,888.87 and 17,162.63 is: 23,695.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.89 : 36,888.87 = 17,162.63 : x
  2. Step 2: Convert to fraction form
    26,718.89/36,888.87 = 17,162.63/x
  3. Step 3: Cross multiply
    26,718.89x = 36,888.87 × 17,162.63
  4. Step 4: Simplify right side
    26,718.89x = 633,110,026.93
  5. Step 5: Solve for x
    x = 633,110,026.93/26,718.89
  6. Step 6: Final answer
    x = 23,695.22

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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.