Home / 31,466.25-47,199.17-12,746.01

Finding the Fourth Proportional to 31,466.25, 47,199.17 and 12,746.01

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Solution

The fourth proportional to 31,466.25, 47,199.17 and 12,746.01 is: 19,118.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,466.25 : 47,199.17 = 12,746.01 : x
  2. Step 2: Convert to fraction form
    31,466.25/47,199.17 = 12,746.01/x
  3. Step 3: Cross multiply
    31,466.25x = 47,199.17 × 12,746.01
  4. Step 4: Simplify right side
    31,466.25x = 601,601,029.08
  5. Step 5: Solve for x
    x = 601,601,029.08/31,466.25
  6. Step 6: Final answer
    x = 19,118.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.