Home / 30,527.10-42,126.15-17,098.14

Finding the Fourth Proportional to 30,527.10, 42,126.15 and 17,098.14

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Solution

The fourth proportional to 30,527.10, 42,126.15 and 17,098.14 is: 23,594.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,527.10 : 42,126.15 = 17,098.14 : x
  2. Step 2: Convert to fraction form
    30,527.10/42,126.15 = 17,098.14/x
  3. Step 3: Cross multiply
    30,527.10x = 42,126.15 × 17,098.14
  4. Step 4: Simplify right side
    30,527.10x = 720,278,810.36
  5. Step 5: Solve for x
    x = 720,278,810.36/30,527.10
  6. Step 6: Final answer
    x = 23,594.73

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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.