Home / 13,664.52-20,496.80-10,549.08

Finding the Fourth Proportional to 13,664.52, 20,496.80 and 10,549.08

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Solution

The fourth proportional to 13,664.52, 20,496.80 and 10,549.08 is: 15,823.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,664.52 : 20,496.80 = 10,549.08 : x
  2. Step 2: Convert to fraction form
    13,664.52/20,496.80 = 10,549.08/x
  3. Step 3: Cross multiply
    13,664.52x = 20,496.80 × 10,549.08
  4. Step 4: Simplify right side
    13,664.52x = 216,222,330.20
  5. Step 5: Solve for x
    x = 216,222,330.20/13,664.52
  6. Step 6: Final answer
    x = 15,823.63

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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.