Home / 22,774.56-31,426.50-13,341.36

Finding the Fourth Proportional to 22,774.56, 31,426.50 and 13,341.36

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Solution

The fourth proportional to 22,774.56, 31,426.50 and 13,341.36 is: 18,409.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,774.56 : 31,426.50 = 13,341.36 : x
  2. Step 2: Convert to fraction form
    22,774.56/31,426.50 = 13,341.36/x
  3. Step 3: Cross multiply
    22,774.56x = 31,426.50 × 13,341.36
  4. Step 4: Simplify right side
    22,774.56x = 419,272,250.04
  5. Step 5: Solve for x
    x = 419,272,250.04/22,774.56
  6. Step 6: Final answer
    x = 18,409.68

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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.