Home / 39,967.42-55,152.21-22,058.59

Finding the Fourth Proportional to 39,967.42, 55,152.21 and 22,058.59

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Solution

The fourth proportional to 39,967.42, 55,152.21 and 22,058.59 is: 30,439.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,967.42 : 55,152.21 = 22,058.59 : x
  2. Step 2: Convert to fraction form
    39,967.42/55,152.21 = 22,058.59/x
  3. Step 3: Cross multiply
    39,967.42x = 55,152.21 × 22,058.59
  4. Step 4: Simplify right side
    39,967.42x = 1,216,579,987.98
  5. Step 5: Solve for x
    x = 1,216,579,987.98/39,967.42
  6. Step 6: Final answer
    x = 30,439.29

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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.