Home / 13,966.74-19,271.79-8,304.84

Finding the Fourth Proportional to 13,966.74, 19,271.79 and 8,304.84

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Solution

The fourth proportional to 13,966.74, 19,271.79 and 8,304.84 is: 11,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966.74 : 19,271.79 = 8,304.84 : x
  2. Step 2: Convert to fraction form
    13,966.74/19,271.79 = 8,304.84/x
  3. Step 3: Cross multiply
    13,966.74x = 19,271.79 × 8,304.84
  4. Step 4: Simplify right side
    13,966.74x = 160,049,132.46
  5. Step 5: Solve for x
    x = 160,049,132.46/13,966.74
  6. Step 6: Final answer
    x = 11,459.30

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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.