Home / 22,077.48-30,451.50-14,991.60

Finding the Fourth Proportional to 22,077.48, 30,451.50 and 14,991.60

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Solution

The fourth proportional to 22,077.48, 30,451.50 and 14,991.60 is: 20,677.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,077.48 : 30,451.50 = 14,991.60 : x
  2. Step 2: Convert to fraction form
    22,077.48/30,451.50 = 14,991.60/x
  3. Step 3: Cross multiply
    22,077.48x = 30,451.50 × 14,991.60
  4. Step 4: Simplify right side
    22,077.48x = 456,516,707.40
  5. Step 5: Solve for x
    x = 456,516,707.40/22,077.48
  6. Step 6: Final answer
    x = 20,677.94

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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.