Home / 31,200.66-43,056.90-17,053.50

Finding the Fourth Proportional to 31,200.66, 43,056.90 and 17,053.50

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Solution

The fourth proportional to 31,200.66, 43,056.90 and 17,053.50 is: 23,533.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,200.66 : 43,056.90 = 17,053.50 : x
  2. Step 2: Convert to fraction form
    31,200.66/43,056.90 = 17,053.50/x
  3. Step 3: Cross multiply
    31,200.66x = 43,056.90 × 17,053.50
  4. Step 4: Simplify right side
    31,200.66x = 734,270,844.15
  5. Step 5: Solve for x
    x = 734,270,844.15/31,200.66
  6. Step 6: Final answer
    x = 23,533.82

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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.