Home / 14,233.04-19,641.50-7,860.04

Finding the Fourth Proportional to 14,233.04, 19,641.50 and 7,860.04

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Solution

The fourth proportional to 14,233.04, 19,641.50 and 7,860.04 is: 10,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,233.04 : 19,641.50 = 7,860.04 : x
  2. Step 2: Convert to fraction form
    14,233.04/19,641.50 = 7,860.04/x
  3. Step 3: Cross multiply
    14,233.04x = 19,641.50 × 7,860.04
  4. Step 4: Simplify right side
    14,233.04x = 154,382,975.66
  5. Step 5: Solve for x
    x = 154,382,975.66/14,233.04
  6. Step 6: Final answer
    x = 10,846.80

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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.