Home / 22,356.02-30,851.16-12,284.58

Finding the Fourth Proportional to 22,356.02, 30,851.16 and 12,284.58

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Solution

The fourth proportional to 22,356.02, 30,851.16 and 12,284.58 is: 16,952.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356.02 : 30,851.16 = 12,284.58 : x
  2. Step 2: Convert to fraction form
    22,356.02/30,851.16 = 12,284.58/x
  3. Step 3: Cross multiply
    22,356.02x = 30,851.16 × 12,284.58
  4. Step 4: Simplify right side
    22,356.02x = 378,993,543.11
  5. Step 5: Solve for x
    x = 378,993,543.11/22,356.02
  6. Step 6: Final answer
    x = 16,952.64

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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.