Home / 30,674.10-42,334.74-17,246.46

Finding the Fourth Proportional to 30,674.10, 42,334.74 and 17,246.46

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Solution

The fourth proportional to 30,674.10, 42,334.74 and 17,246.46 is: 23,802.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,674.10 : 42,334.74 = 17,246.46 : x
  2. Step 2: Convert to fraction form
    30,674.10/42,334.74 = 17,246.46/x
  3. Step 3: Cross multiply
    30,674.10x = 42,334.74 × 17,246.46
  4. Step 4: Simplify right side
    30,674.10x = 730,124,400.02
  5. Step 5: Solve for x
    x = 730,124,400.02/30,674.10
  6. Step 6: Final answer
    x = 23,802.63

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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.