Home / 15,235.34-22,853.50-4,142

Finding the Fourth Proportional to 15,235.34, 22,853.50 and 4,142

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Solution

The fourth proportional to 15,235.34, 22,853.50 and 4,142 is: 6,213.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,235.34 : 22,853.50 = 4,142 : x
  2. Step 2: Convert to fraction form
    15,235.34/22,853.50 = 4,142/x
  3. Step 3: Cross multiply
    15,235.34x = 22,853.50 × 4,142
  4. Step 4: Simplify right side
    15,235.34x = 94,659,197
  5. Step 5: Solve for x
    x = 94,659,197/15,235.34
  6. Step 6: Final answer
    x = 6,213.13

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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.