Home / 22,466.92-31,009.08-15,402.64

Finding the Fourth Proportional to 22,466.92, 31,009.08 and 15,402.64

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Solution

The fourth proportional to 22,466.92, 31,009.08 and 15,402.64 is: 21,258.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,466.92 : 31,009.08 = 15,402.64 : x
  2. Step 2: Convert to fraction form
    22,466.92/31,009.08 = 15,402.64/x
  3. Step 3: Cross multiply
    22,466.92x = 31,009.08 × 15,402.64
  4. Step 4: Simplify right side
    22,466.92x = 477,621,695.97
  5. Step 5: Solve for x
    x = 477,621,695.97/22,466.92
  6. Step 6: Final answer
    x = 21,258.89

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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.