Home / 14,222.48-19,627.02-7,934.85

Finding the Fourth Proportional to 14,222.48, 19,627.02 and 7,934.85

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Solution

The fourth proportional to 14,222.48, 19,627.02 and 7,934.85 is: 10,950.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222.48 : 19,627.02 = 7,934.85 : x
  2. Step 2: Convert to fraction form
    14,222.48/19,627.02 = 7,934.85/x
  3. Step 3: Cross multiply
    14,222.48x = 19,627.02 × 7,934.85
  4. Step 4: Simplify right side
    14,222.48x = 155,737,459.65
  5. Step 5: Solve for x
    x = 155,737,459.65/14,222.48
  6. Step 6: Final answer
    x = 10,950.10

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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.