Home / 30,526.05-42,121.53-17,097.87

Finding the Fourth Proportional to 30,526.05, 42,121.53 and 17,097.87

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Solution

The fourth proportional to 30,526.05, 42,121.53 and 17,097.87 is: 23,592.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,526.05 : 42,121.53 = 17,097.87 : x
  2. Step 2: Convert to fraction form
    30,526.05/42,121.53 = 17,097.87/x
  3. Step 3: Cross multiply
    30,526.05x = 42,121.53 × 17,097.87
  4. Step 4: Simplify right side
    30,526.05x = 720,188,444.14
  5. Step 5: Solve for x
    x = 720,188,444.14/30,526.05
  6. Step 6: Final answer
    x = 23,592.59

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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.