Home / 18,119.02-25,004.88-10,564.14

Finding the Fourth Proportional to 18,119.02, 25,004.88 and 10,564.14

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Solution

The fourth proportional to 18,119.02, 25,004.88 and 10,564.14 is: 14,578.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,119.02 : 25,004.88 = 10,564.14 : x
  2. Step 2: Convert to fraction form
    18,119.02/25,004.88 = 10,564.14/x
  3. Step 3: Cross multiply
    18,119.02x = 25,004.88 × 10,564.14
  4. Step 4: Simplify right side
    18,119.02x = 264,155,053.00
  5. Step 5: Solve for x
    x = 264,155,053.00/18,119.02
  6. Step 6: Final answer
    x = 14,578.88

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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.