Home / 39,615.27-54,670.58-22,622.28

Finding the Fourth Proportional to 39,615.27, 54,670.58 and 22,622.28

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Solution

The fourth proportional to 39,615.27, 54,670.58 and 22,622.28 is: 31,219.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,615.27 : 54,670.58 = 22,622.28 : x
  2. Step 2: Convert to fraction form
    39,615.27/54,670.58 = 22,622.28/x
  3. Step 3: Cross multiply
    39,615.27x = 54,670.58 × 22,622.28
  4. Step 4: Simplify right side
    39,615.27x = 1,236,773,168.52
  5. Step 5: Solve for x
    x = 1,236,773,168.52/39,615.27
  6. Step 6: Final answer
    x = 31,219.61

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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.