Home / 23,247.05-34,870.59-19,126.40

Finding the Fourth Proportional to 23,247.05, 34,870.59 and 19,126.40

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Solution

The fourth proportional to 23,247.05, 34,870.59 and 19,126.40 is: 28,689.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,247.05 : 34,870.59 = 19,126.40 : x
  2. Step 2: Convert to fraction form
    23,247.05/34,870.59 = 19,126.40/x
  3. Step 3: Cross multiply
    23,247.05x = 34,870.59 × 19,126.40
  4. Step 4: Simplify right side
    23,247.05x = 666,948,678.22
  5. Step 5: Solve for x
    x = 666,948,678.22/23,247.05
  6. Step 6: Final answer
    x = 28,689.61

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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.