Home / 14,020.53-19,348.08-7,647.17

Finding the Fourth Proportional to 14,020.53, 19,348.08 and 7,647.17

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Solution

The fourth proportional to 14,020.53, 19,348.08 and 7,647.17 is: 10,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.53 : 19,348.08 = 7,647.17 : x
  2. Step 2: Convert to fraction form
    14,020.53/19,348.08 = 7,647.17/x
  3. Step 3: Cross multiply
    14,020.53x = 19,348.08 × 7,647.17
  4. Step 4: Simplify right side
    14,020.53x = 147,958,056.93
  5. Step 5: Solve for x
    x = 147,958,056.93/14,020.53
  6. Step 6: Final answer
    x = 10,552.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.