Home / 22,886.80-34,330.20-13,056.40

Finding the Fourth Proportional to 22,886.80, 34,330.20 and 13,056.40

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Solution

The fourth proportional to 22,886.80, 34,330.20 and 13,056.40 is: 19,584.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,886.80 : 34,330.20 = 13,056.40 : x
  2. Step 2: Convert to fraction form
    22,886.80/34,330.20 = 13,056.40/x
  3. Step 3: Cross multiply
    22,886.80x = 34,330.20 × 13,056.40
  4. Step 4: Simplify right side
    22,886.80x = 448,228,823.28
  5. Step 5: Solve for x
    x = 448,228,823.28/22,886.80
  6. Step 6: Final answer
    x = 19,584.60

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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.