Home / 22,726.70-31,365.27-13,303.16

Finding the Fourth Proportional to 22,726.70, 31,365.27 and 13,303.16

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Solution

The fourth proportional to 22,726.70, 31,365.27 and 13,303.16 is: 18,359.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,726.70 : 31,365.27 = 13,303.16 : x
  2. Step 2: Convert to fraction form
    22,726.70/31,365.27 = 13,303.16/x
  3. Step 3: Cross multiply
    22,726.70x = 31,365.27 × 13,303.16
  4. Step 4: Simplify right side
    22,726.70x = 417,257,048.43
  5. Step 5: Solve for x
    x = 417,257,048.43/22,726.70
  6. Step 6: Final answer
    x = 18,359.78

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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.