Home / 30,583.47-42,202.68-17,152.89

Finding the Fourth Proportional to 30,583.47, 42,202.68 and 17,152.89

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Solution

The fourth proportional to 30,583.47, 42,202.68 and 17,152.89 is: 23,669.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,583.47 : 42,202.68 = 17,152.89 : x
  2. Step 2: Convert to fraction form
    30,583.47/42,202.68 = 17,152.89/x
  3. Step 3: Cross multiply
    30,583.47x = 42,202.68 × 17,152.89
  4. Step 4: Simplify right side
    30,583.47x = 723,897,927.75
  5. Step 5: Solve for x
    x = 723,897,927.75/30,583.47
  6. Step 6: Final answer
    x = 23,669.58

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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.