Home / 39,010.46-53,834.40-22,018.28

Finding the Fourth Proportional to 39,010.46, 53,834.40 and 22,018.28

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Solution

The fourth proportional to 39,010.46, 53,834.40 and 22,018.28 is: 30,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,010.46 : 53,834.40 = 22,018.28 : x
  2. Step 2: Convert to fraction form
    39,010.46/53,834.40 = 22,018.28/x
  3. Step 3: Cross multiply
    39,010.46x = 53,834.40 × 22,018.28
  4. Step 4: Simplify right side
    39,010.46x = 1,185,340,623.66
  5. Step 5: Solve for x
    x = 1,185,340,623.66/39,010.46
  6. Step 6: Final answer
    x = 30,385.20

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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.