Home / 26,629.66-36,740.35-17,678.89

Finding the Fourth Proportional to 26,629.66, 36,740.35 and 17,678.89

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Solution

The fourth proportional to 26,629.66, 36,740.35 and 17,678.89 is: 24,391.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,629.66 : 36,740.35 = 17,678.89 : x
  2. Step 2: Convert to fraction form
    26,629.66/36,740.35 = 17,678.89/x
  3. Step 3: Cross multiply
    26,629.66x = 36,740.35 × 17,678.89
  4. Step 4: Simplify right side
    26,629.66x = 649,528,674.24
  5. Step 5: Solve for x
    x = 649,528,674.24/26,629.66
  6. Step 6: Final answer
    x = 24,391.17

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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.