Home / 30,463.15-42,038.90-17,034.43

Finding the Fourth Proportional to 30,463.15, 42,038.90 and 17,034.43

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Solution

The fourth proportional to 30,463.15, 42,038.90 and 17,034.43 is: 23,507.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,463.15 : 42,038.90 = 17,034.43 : x
  2. Step 2: Convert to fraction form
    30,463.15/42,038.90 = 17,034.43/x
  3. Step 3: Cross multiply
    30,463.15x = 42,038.90 × 17,034.43
  4. Step 4: Simplify right side
    30,463.15x = 716,108,489.13
  5. Step 5: Solve for x
    x = 716,108,489.13/30,463.15
  6. Step 6: Final answer
    x = 23,507.37

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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.