Home / 22,252.36-30,712.02-12,826.40

Finding the Fourth Proportional to 22,252.36, 30,712.02 and 12,826.40

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Solution

The fourth proportional to 22,252.36, 30,712.02 and 12,826.40 is: 17,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,252.36 : 30,712.02 = 12,826.40 : x
  2. Step 2: Convert to fraction form
    22,252.36/30,712.02 = 12,826.40/x
  3. Step 3: Cross multiply
    22,252.36x = 30,712.02 × 12,826.40
  4. Step 4: Simplify right side
    22,252.36x = 393,924,653.33
  5. Step 5: Solve for x
    x = 393,924,653.33/22,252.36
  6. Step 6: Final answer
    x = 17,702.60

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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.