Home / 14,316.17-21,480.62-5,551.76

Finding the Fourth Proportional to 14,316.17, 21,480.62 and 5,551.76

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Solution

The fourth proportional to 14,316.17, 21,480.62 and 5,551.76 is: 8,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316.17 : 21,480.62 = 5,551.76 : x
  2. Step 2: Convert to fraction form
    14,316.17/21,480.62 = 5,551.76/x
  3. Step 3: Cross multiply
    14,316.17x = 21,480.62 × 5,551.76
  4. Step 4: Simplify right side
    14,316.17x = 119,255,111.73
  5. Step 5: Solve for x
    x = 119,255,111.73/14,316.17
  6. Step 6: Final answer
    x = 8,330.10

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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.