Home / 17,785.05-26,678.93-5,304.10

Finding the Fourth Proportional to 17,785.05, 26,678.93 and 5,304.10

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Solution

The fourth proportional to 17,785.05, 26,678.93 and 5,304.10 is: 7,956.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,785.05 : 26,678.93 = 5,304.10 : x
  2. Step 2: Convert to fraction form
    17,785.05/26,678.93 = 5,304.10/x
  3. Step 3: Cross multiply
    17,785.05x = 26,678.93 × 5,304.10
  4. Step 4: Simplify right side
    17,785.05x = 141,507,712.61
  5. Step 5: Solve for x
    x = 141,507,712.61/17,785.05
  6. Step 6: Final answer
    x = 7,956.55

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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.