Home / 31,349.77-43,263.93-17,203.12

Finding the Fourth Proportional to 31,349.77, 43,263.93 and 17,203.12

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Solution

The fourth proportional to 31,349.77, 43,263.93 and 17,203.12 is: 23,740.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,349.77 : 43,263.93 = 17,203.12 : x
  2. Step 2: Convert to fraction form
    31,349.77/43,263.93 = 17,203.12/x
  3. Step 3: Cross multiply
    31,349.77x = 43,263.93 × 17,203.12
  4. Step 4: Simplify right side
    31,349.77x = 744,274,579.46
  5. Step 5: Solve for x
    x = 744,274,579.46/31,349.77
  6. Step 6: Final answer
    x = 23,740.99

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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.