Home / 19,964.02-27,549.07-11,011.58

Finding the Fourth Proportional to 19,964.02, 27,549.07 and 11,011.58

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Solution

The fourth proportional to 19,964.02, 27,549.07 and 11,011.58 is: 15,195.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.02 : 27,549.07 = 11,011.58 : x
  2. Step 2: Convert to fraction form
    19,964.02/27,549.07 = 11,011.58/x
  3. Step 3: Cross multiply
    19,964.02x = 27,549.07 × 11,011.58
  4. Step 4: Simplify right side
    19,964.02x = 303,358,829.57
  5. Step 5: Solve for x
    x = 303,358,829.57/19,964.02
  6. Step 6: Final answer
    x = 15,195.28

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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.