Home / 12,510.08-17,244.06-9,853.28

Finding the Fourth Proportional to 12,510.08, 17,244.06 and 9,853.28

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Solution

The fourth proportional to 12,510.08, 17,244.06 and 9,853.28 is: 13,581.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,510.08 : 17,244.06 = 9,853.28 : x
  2. Step 2: Convert to fraction form
    12,510.08/17,244.06 = 9,853.28/x
  3. Step 3: Cross multiply
    12,510.08x = 17,244.06 × 9,853.28
  4. Step 4: Simplify right side
    12,510.08x = 169,910,551.52
  5. Step 5: Solve for x
    x = 169,910,551.52/12,510.08
  6. Step 6: Final answer
    x = 13,581.89

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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.