Home / 18,646.02-27,959.40-5,496.72

Finding the Fourth Proportional to 18,646.02, 27,959.40 and 5,496.72

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Solution

The fourth proportional to 18,646.02, 27,959.40 and 5,496.72 is: 8,242.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,646.02 : 27,959.40 = 5,496.72 : x
  2. Step 2: Convert to fraction form
    18,646.02/27,959.40 = 5,496.72/x
  3. Step 3: Cross multiply
    18,646.02x = 27,959.40 × 5,496.72
  4. Step 4: Simplify right side
    18,646.02x = 153,684,993.17
  5. Step 5: Solve for x
    x = 153,684,993.17/18,646.02
  6. Step 6: Final answer
    x = 8,242.24

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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.