Home / 14,191.98-21,301.08-7,176.93

Finding the Fourth Proportional to 14,191.98, 21,301.08 and 7,176.93

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Solution

The fourth proportional to 14,191.98, 21,301.08 and 7,176.93 is: 10,772.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191.98 : 21,301.08 = 7,176.93 : x
  2. Step 2: Convert to fraction form
    14,191.98/21,301.08 = 7,176.93/x
  3. Step 3: Cross multiply
    14,191.98x = 21,301.08 × 7,176.93
  4. Step 4: Simplify right side
    14,191.98x = 152,876,360.08
  5. Step 5: Solve for x
    x = 152,876,360.08/14,191.98
  6. Step 6: Final answer
    x = 10,772.02

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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.