Home / 30,437.40-41,998.94-17,009.22

Finding the Fourth Proportional to 30,437.40, 41,998.94 and 17,009.22

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Solution

The fourth proportional to 30,437.40, 41,998.94 and 17,009.22 is: 23,470.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,437.40 : 41,998.94 = 17,009.22 : x
  2. Step 2: Convert to fraction form
    30,437.40/41,998.94 = 17,009.22/x
  3. Step 3: Cross multiply
    30,437.40x = 41,998.94 × 17,009.22
  4. Step 4: Simplify right side
    30,437.40x = 714,369,210.23
  5. Step 5: Solve for x
    x = 714,369,210.23/30,437.40
  6. Step 6: Final answer
    x = 23,470.11

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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.