Home / 25,526.03-35,217.51-15,450.65

Finding the Fourth Proportional to 25,526.03, 35,217.51 and 15,450.65

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Solution

The fourth proportional to 25,526.03, 35,217.51 and 15,450.65 is: 21,316.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,526.03 : 35,217.51 = 15,450.65 : x
  2. Step 2: Convert to fraction form
    25,526.03/35,217.51 = 15,450.65/x
  3. Step 3: Cross multiply
    25,526.03x = 35,217.51 × 15,450.65
  4. Step 4: Simplify right side
    25,526.03x = 544,133,420.88
  5. Step 5: Solve for x
    x = 544,133,420.88/25,526.03
  6. Step 6: Final answer
    x = 21,316.81

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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.