Home / 39,637.23-54,697.29-22,638.14

Finding the Fourth Proportional to 39,637.23, 54,697.29 and 22,638.14

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Solution

The fourth proportional to 39,637.23, 54,697.29 and 22,638.14 is: 31,239.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,637.23 : 54,697.29 = 22,638.14 : x
  2. Step 2: Convert to fraction form
    39,637.23/54,697.29 = 22,638.14/x
  3. Step 3: Cross multiply
    39,637.23x = 54,697.29 × 22,638.14
  4. Step 4: Simplify right side
    39,637.23x = 1,238,244,908.64
  5. Step 5: Solve for x
    x = 1,238,244,908.64/39,637.23
  6. Step 6: Final answer
    x = 31,239.44

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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.