Home / 30,290.40-41,799.12-17,541.36

Finding the Fourth Proportional to 30,290.40, 41,799.12 and 17,541.36

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Solution

The fourth proportional to 30,290.40, 41,799.12 and 17,541.36 is: 24,206.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,290.40 : 41,799.12 = 17,541.36 : x
  2. Step 2: Convert to fraction form
    30,290.40/41,799.12 = 17,541.36/x
  3. Step 3: Cross multiply
    30,290.40x = 41,799.12 × 17,541.36
  4. Step 4: Simplify right side
    30,290.40x = 733,213,411.60
  5. Step 5: Solve for x
    x = 733,213,411.60/30,290.40
  6. Step 6: Final answer
    x = 24,206.13

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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.