Home / 31,349.15-43,263.07-17,202.50

Finding the Fourth Proportional to 31,349.15, 43,263.07 and 17,202.50

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Solution

The fourth proportional to 31,349.15, 43,263.07 and 17,202.50 is: 23,740.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,349.15 : 43,263.07 = 17,202.50 : x
  2. Step 2: Convert to fraction form
    31,349.15/43,263.07 = 17,202.50/x
  3. Step 3: Cross multiply
    31,349.15x = 43,263.07 × 17,202.50
  4. Step 4: Simplify right side
    31,349.15x = 744,232,702.35
  5. Step 5: Solve for x
    x = 744,232,702.35/31,349.15
  6. Step 6: Final answer
    x = 23,740.13

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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.