Home / 22,466.93-31,005.14-12,395.70

Finding the Fourth Proportional to 22,466.93, 31,005.14 and 12,395.70

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Solution

The fourth proportional to 22,466.93, 31,005.14 and 12,395.70 is: 17,106.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,466.93 : 31,005.14 = 12,395.70 : x
  2. Step 2: Convert to fraction form
    22,466.93/31,005.14 = 12,395.70/x
  3. Step 3: Cross multiply
    22,466.93x = 31,005.14 × 12,395.70
  4. Step 4: Simplify right side
    22,466.93x = 384,330,351.92
  5. Step 5: Solve for x
    x = 384,330,351.92/22,466.93
  6. Step 6: Final answer
    x = 17,106.50

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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.