Home / 30,599.05-42,269.70-23,615.23

Finding the Fourth Proportional to 30,599.05, 42,269.70 and 23,615.23

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Solution

The fourth proportional to 30,599.05, 42,269.70 and 23,615.23 is: 32,622.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,599.05 : 42,269.70 = 23,615.23 : x
  2. Step 2: Convert to fraction form
    30,599.05/42,269.70 = 23,615.23/x
  3. Step 3: Cross multiply
    30,599.05x = 42,269.70 × 23,615.23
  4. Step 4: Simplify right side
    30,599.05x = 998,208,687.53
  5. Step 5: Solve for x
    x = 998,208,687.53/30,599.05
  6. Step 6: Final answer
    x = 32,622.21

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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.