Home / 39,227.04-54,133.38-21,322.01

Finding the Fourth Proportional to 39,227.04, 54,133.38 and 21,322.01

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Solution

The fourth proportional to 39,227.04, 54,133.38 and 21,322.01 is: 29,424.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,227.04 : 54,133.38 = 21,322.01 : x
  2. Step 2: Convert to fraction form
    39,227.04/54,133.38 = 21,322.01/x
  3. Step 3: Cross multiply
    39,227.04x = 54,133.38 × 21,322.01
  4. Step 4: Simplify right side
    39,227.04x = 1,154,232,605.03
  5. Step 5: Solve for x
    x = 1,154,232,605.03/39,227.04
  6. Step 6: Final answer
    x = 29,424.41

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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.