Home / 40,267.12-55,569.38-22,363.80

Finding the Fourth Proportional to 40,267.12, 55,569.38 and 22,363.80

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Solution

The fourth proportional to 40,267.12, 55,569.38 and 22,363.80 is: 30,862.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,267.12 : 55,569.38 = 22,363.80 : x
  2. Step 2: Convert to fraction form
    40,267.12/55,569.38 = 22,363.80/x
  3. Step 3: Cross multiply
    40,267.12x = 55,569.38 × 22,363.80
  4. Step 4: Simplify right side
    40,267.12x = 1,242,742,388.63
  5. Step 5: Solve for x
    x = 1,242,742,388.63/40,267.12
  6. Step 6: Final answer
    x = 30,862.46

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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.