Home / 31,466.34-47,155.43-15,656.39

Finding the Fourth Proportional to 31,466.34, 47,155.43 and 15,656.39

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Solution

The fourth proportional to 31,466.34, 47,155.43 and 15,656.39 is: 23,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,466.34 : 47,155.43 = 15,656.39 : x
  2. Step 2: Convert to fraction form
    31,466.34/47,155.43 = 15,656.39/x
  3. Step 3: Cross multiply
    31,466.34x = 47,155.43 × 15,656.39
  4. Step 4: Simplify right side
    31,466.34x = 738,283,488.64
  5. Step 5: Solve for x
    x = 738,283,488.64/31,466.34
  6. Step 6: Final answer
    x = 23,462.64

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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.