Home / 22,628.16-31,220.48-14,670.72

Finding the Fourth Proportional to 22,628.16, 31,220.48 and 14,670.72

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Solution

The fourth proportional to 22,628.16, 31,220.48 and 14,670.72 is: 20,241.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,628.16 : 31,220.48 = 14,670.72 : x
  2. Step 2: Convert to fraction form
    22,628.16/31,220.48 = 14,670.72/x
  3. Step 3: Cross multiply
    22,628.16x = 31,220.48 × 14,670.72
  4. Step 4: Simplify right side
    22,628.16x = 458,026,920.35
  5. Step 5: Solve for x
    x = 458,026,920.35/22,628.16
  6. Step 6: Final answer
    x = 20,241.46

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Similar ratio
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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.