Home / 15,763.87-23,655.59-5,910.06

Finding the Fourth Proportional to 15,763.87, 23,655.59 and 5,910.06

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Solution

The fourth proportional to 15,763.87, 23,655.59 and 5,910.06 is: 8,868.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,763.87 : 23,655.59 = 5,910.06 : x
  2. Step 2: Convert to fraction form
    15,763.87/23,655.59 = 5,910.06/x
  3. Step 3: Cross multiply
    15,763.87x = 23,655.59 × 5,910.06
  4. Step 4: Simplify right side
    15,763.87x = 139,806,070.80
  5. Step 5: Solve for x
    x = 139,806,070.80/15,763.87
  6. Step 6: Final answer
    x = 8,868.77

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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.