Home / 40,212.04-55,492.95-22,308.21

Finding the Fourth Proportional to 40,212.04, 55,492.95 and 22,308.21

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Solution

The fourth proportional to 40,212.04, 55,492.95 and 22,308.21 is: 30,785.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,212.04 : 55,492.95 = 22,308.21 : x
  2. Step 2: Convert to fraction form
    40,212.04/55,492.95 = 22,308.21/x
  3. Step 3: Cross multiply
    40,212.04x = 55,492.95 × 22,308.21
  4. Step 4: Simplify right side
    40,212.04x = 1,237,948,382.12
  5. Step 5: Solve for x
    x = 1,237,948,382.12/40,212.04
  6. Step 6: Final answer
    x = 30,785.52

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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.