Home / 31,210.65-43,070.81-17,063.73

Finding the Fourth Proportional to 31,210.65, 43,070.81 and 17,063.73

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Solution

The fourth proportional to 31,210.65, 43,070.81 and 17,063.73 is: 23,548.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,210.65 : 43,070.81 = 17,063.73 : x
  2. Step 2: Convert to fraction form
    31,210.65/43,070.81 = 17,063.73/x
  3. Step 3: Cross multiply
    31,210.65x = 43,070.81 × 17,063.73
  4. Step 4: Simplify right side
    31,210.65x = 734,948,587.40
  5. Step 5: Solve for x
    x = 734,948,587.40/31,210.65
  6. Step 6: Final answer
    x = 23,548.01

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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.