Home / 22,785.06-34,178.63-6,988.93

Finding the Fourth Proportional to 22,785.06, 34,178.63 and 6,988.93

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Solution

The fourth proportional to 22,785.06, 34,178.63 and 6,988.93 is: 10,483.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,785.06 : 34,178.63 = 6,988.93 : x
  2. Step 2: Convert to fraction form
    22,785.06/34,178.63 = 6,988.93/x
  3. Step 3: Cross multiply
    22,785.06x = 34,178.63 × 6,988.93
  4. Step 4: Simplify right side
    22,785.06x = 238,872,052.57
  5. Step 5: Solve for x
    x = 238,872,052.57/22,785.06
  6. Step 6: Final answer
    x = 10,483.71

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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.