Home / 10,376.13-15,619.58-9,304.50

Finding the Fourth Proportional to 10,376.13, 15,619.58 and 9,304.50

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Solution

The fourth proportional to 10,376.13, 15,619.58 and 9,304.50 is: 14,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.13 : 15,619.58 = 9,304.50 : x
  2. Step 2: Convert to fraction form
    10,376.13/15,619.58 = 9,304.50/x
  3. Step 3: Cross multiply
    10,376.13x = 15,619.58 × 9,304.50
  4. Step 4: Simplify right side
    10,376.13x = 145,332,335.59
  5. Step 5: Solve for x
    x = 145,332,335.59/10,376.13
  6. Step 6: Final answer
    x = 14,006.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.