Home / 15,260.03-21,056.40-8,545.94

Finding the Fourth Proportional to 15,260.03, 21,056.40 and 8,545.94

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Solution

The fourth proportional to 15,260.03, 21,056.40 and 8,545.94 is: 11,792.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,260.03 : 21,056.40 = 8,545.94 : x
  2. Step 2: Convert to fraction form
    15,260.03/21,056.40 = 8,545.94/x
  3. Step 3: Cross multiply
    15,260.03x = 21,056.40 × 8,545.94
  4. Step 4: Simplify right side
    15,260.03x = 179,946,625.73
  5. Step 5: Solve for x
    x = 179,946,625.73/15,260.03
  6. Step 6: Final answer
    x = 11,792.03

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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.