Home / 22,719.02-34,078.14-10,230.20

Finding the Fourth Proportional to 22,719.02, 34,078.14 and 10,230.20

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Solution

The fourth proportional to 22,719.02, 34,078.14 and 10,230.20 is: 15,345.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,719.02 : 34,078.14 = 10,230.20 : x
  2. Step 2: Convert to fraction form
    22,719.02/34,078.14 = 10,230.20/x
  3. Step 3: Cross multiply
    22,719.02x = 34,078.14 × 10,230.20
  4. Step 4: Simplify right side
    22,719.02x = 348,626,187.83
  5. Step 5: Solve for x
    x = 348,626,187.83/22,719.02
  6. Step 6: Final answer
    x = 15,345.12

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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.