Home / 19,281.32-26,587.26-12,554.60

Finding the Fourth Proportional to 19,281.32, 26,587.26 and 12,554.60

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Solution

The fourth proportional to 19,281.32, 26,587.26 and 12,554.60 is: 17,311.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,281.32 : 26,587.26 = 12,554.60 : x
  2. Step 2: Convert to fraction form
    19,281.32/26,587.26 = 12,554.60/x
  3. Step 3: Cross multiply
    19,281.32x = 26,587.26 × 12,554.60
  4. Step 4: Simplify right side
    19,281.32x = 333,792,414.40
  5. Step 5: Solve for x
    x = 333,792,414.40/19,281.32
  6. Step 6: Final answer
    x = 17,311.70

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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.