Home / 22,664.36-31,277.76-12,592.76

Finding the Fourth Proportional to 22,664.36, 31,277.76 and 12,592.76

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Solution

The fourth proportional to 22,664.36, 31,277.76 and 12,592.76 is: 17,378.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,664.36 : 31,277.76 = 12,592.76 : x
  2. Step 2: Convert to fraction form
    22,664.36/31,277.76 = 12,592.76/x
  3. Step 3: Cross multiply
    22,664.36x = 31,277.76 × 12,592.76
  4. Step 4: Simplify right side
    22,664.36x = 393,873,325.02
  5. Step 5: Solve for x
    x = 393,873,325.02/22,664.36
  6. Step 6: Final answer
    x = 17,378.53

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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.