Home / 32,721.36-45,154.24-19,995.82

Finding the Fourth Proportional to 32,721.36, 45,154.24 and 19,995.82

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Solution

The fourth proportional to 32,721.36, 45,154.24 and 19,995.82 is: 27,593.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,721.36 : 45,154.24 = 19,995.82 : x
  2. Step 2: Convert to fraction form
    32,721.36/45,154.24 = 19,995.82/x
  3. Step 3: Cross multiply
    32,721.36x = 45,154.24 × 19,995.82
  4. Step 4: Simplify right side
    32,721.36x = 902,896,055.28
  5. Step 5: Solve for x
    x = 902,896,055.28/32,721.36
  6. Step 6: Final answer
    x = 27,593.48

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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.