Home / 40,214.48-55,492.32-22,309.43

Finding the Fourth Proportional to 40,214.48, 55,492.32 and 22,309.43

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Solution

The fourth proportional to 40,214.48, 55,492.32 and 22,309.43 is: 30,784.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,214.48 : 55,492.32 = 22,309.43 : x
  2. Step 2: Convert to fraction form
    40,214.48/55,492.32 = 22,309.43/x
  3. Step 3: Cross multiply
    40,214.48x = 55,492.32 × 22,309.43
  4. Step 4: Simplify right side
    40,214.48x = 1,238,001,834.78
  5. Step 5: Solve for x
    x = 1,238,001,834.78/40,214.48
  6. Step 6: Final answer
    x = 30,784.98

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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.