Home / 14,253.63-19,669.95-7,966.02

Finding the Fourth Proportional to 14,253.63, 19,669.95 and 7,966.02

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Solution

The fourth proportional to 14,253.63, 19,669.95 and 7,966.02 is: 10,993.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.63 : 19,669.95 = 7,966.02 : x
  2. Step 2: Convert to fraction form
    14,253.63/19,669.95 = 7,966.02/x
  3. Step 3: Cross multiply
    14,253.63x = 19,669.95 × 7,966.02
  4. Step 4: Simplify right side
    14,253.63x = 156,691,215.10
  5. Step 5: Solve for x
    x = 156,691,215.10/14,253.63
  6. Step 6: Final answer
    x = 10,993.07

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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.