Home / 30,526.14-42,126.17-17,097.60

Finding the Fourth Proportional to 30,526.14, 42,126.17 and 17,097.60

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Solution

The fourth proportional to 30,526.14, 42,126.17 and 17,097.60 is: 23,594.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,526.14 : 42,126.17 = 17,097.60 : x
  2. Step 2: Convert to fraction form
    30,526.14/42,126.17 = 17,097.60/x
  3. Step 3: Cross multiply
    30,526.14x = 42,126.17 × 17,097.60
  4. Step 4: Simplify right side
    30,526.14x = 720,256,318.70
  5. Step 5: Solve for x
    x = 720,256,318.70/30,526.14
  6. Step 6: Final answer
    x = 23,594.74

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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.