Home / 35,521.20-49,019.76-19,605.60

Finding the Fourth Proportional to 35,521.20, 49,019.76 and 19,605.60

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Solution

The fourth proportional to 35,521.20, 49,019.76 and 19,605.60 is: 27,056.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,521.20 : 49,019.76 = 19,605.60 : x
  2. Step 2: Convert to fraction form
    35,521.20/49,019.76 = 19,605.60/x
  3. Step 3: Cross multiply
    35,521.20x = 49,019.76 × 19,605.60
  4. Step 4: Simplify right side
    35,521.20x = 961,061,806.66
  5. Step 5: Solve for x
    x = 961,061,806.66/35,521.20
  6. Step 6: Final answer
    x = 27,056.01

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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.