Home / 12,754.18-19,130.72-4,436.08

Finding the Fourth Proportional to 12,754.18, 19,130.72 and 4,436.08

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Solution

The fourth proportional to 12,754.18, 19,130.72 and 4,436.08 is: 6,653.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,754.18 : 19,130.72 = 4,436.08 : x
  2. Step 2: Convert to fraction form
    12,754.18/19,130.72 = 4,436.08/x
  3. Step 3: Cross multiply
    12,754.18x = 19,130.72 × 4,436.08
  4. Step 4: Simplify right side
    12,754.18x = 84,865,404.38
  5. Step 5: Solve for x
    x = 84,865,404.38/12,754.18
  6. Step 6: Final answer
    x = 6,653.93

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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.