Home / 23,658.08-35,490.52-7,857.74

Finding the Fourth Proportional to 23,658.08, 35,490.52 and 7,857.74

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Solution

The fourth proportional to 23,658.08, 35,490.52 and 7,857.74 is: 11,787.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,658.08 : 35,490.52 = 7,857.74 : x
  2. Step 2: Convert to fraction form
    23,658.08/35,490.52 = 7,857.74/x
  3. Step 3: Cross multiply
    23,658.08x = 35,490.52 × 7,857.74
  4. Step 4: Simplify right side
    23,658.08x = 278,875,278.62
  5. Step 5: Solve for x
    x = 278,875,278.62/23,658.08
  6. Step 6: Final answer
    x = 11,787.74

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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.