Home / 22,492.48-33,693.60-20,655.28

Finding the Fourth Proportional to 22,492.48, 33,693.60 and 20,655.28

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Solution

The fourth proportional to 22,492.48, 33,693.60 and 20,655.28 is: 30,941.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,492.48 : 33,693.60 = 20,655.28 : x
  2. Step 2: Convert to fraction form
    22,492.48/33,693.60 = 20,655.28/x
  3. Step 3: Cross multiply
    22,492.48x = 33,693.60 × 20,655.28
  4. Step 4: Simplify right side
    22,492.48x = 695,950,742.21
  5. Step 5: Solve for x
    x = 695,950,742.21/22,492.48
  6. Step 6: Final answer
    x = 30,941.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.