Home / 25,088.50-34,623.21-15,015.03

Finding the Fourth Proportional to 25,088.50, 34,623.21 and 15,015.03

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Solution

The fourth proportional to 25,088.50, 34,623.21 and 15,015.03 is: 20,721.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,088.50 : 34,623.21 = 15,015.03 : x
  2. Step 2: Convert to fraction form
    25,088.50/34,623.21 = 15,015.03/x
  3. Step 3: Cross multiply
    25,088.50x = 34,623.21 × 15,015.03
  4. Step 4: Simplify right side
    25,088.50x = 519,868,363.73
  5. Step 5: Solve for x
    x = 519,868,363.73/25,088.50
  6. Step 6: Final answer
    x = 20,721.38

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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.