Home / 22,974.60-31,708.70-15,798.51

Finding the Fourth Proportional to 22,974.60, 31,708.70 and 15,798.51

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Solution

The fourth proportional to 22,974.60, 31,708.70 and 15,798.51 is: 21,804.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,974.60 : 31,708.70 = 15,798.51 : x
  2. Step 2: Convert to fraction form
    22,974.60/31,708.70 = 15,798.51/x
  3. Step 3: Cross multiply
    22,974.60x = 31,708.70 × 15,798.51
  4. Step 4: Simplify right side
    22,974.60x = 500,950,214.04
  5. Step 5: Solve for x
    x = 500,950,214.04/22,974.60
  6. Step 6: Final answer
    x = 21,804.52

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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.