Home / 31,916.08-47,880.99-15,914.34

Finding the Fourth Proportional to 31,916.08, 47,880.99 and 15,914.34

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Solution

The fourth proportional to 31,916.08, 47,880.99 and 15,914.34 is: 23,874.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,916.08 : 47,880.99 = 15,914.34 : x
  2. Step 2: Convert to fraction form
    31,916.08/47,880.99 = 15,914.34/x
  3. Step 3: Cross multiply
    31,916.08x = 47,880.99 × 15,914.34
  4. Step 4: Simplify right side
    31,916.08x = 761,994,354.40
  5. Step 5: Solve for x
    x = 761,994,354.40/31,916.08
  6. Step 6: Final answer
    x = 23,874.94

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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.