Home / 61,431.90-92,124.81-26,353.50

Finding the Fourth Proportional to 61,431.90, 92,124.81 and 26,353.50

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Solution

The fourth proportional to 61,431.90, 92,124.81 and 26,353.50 is: 39,520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,431.90 : 92,124.81 = 26,353.50 : x
  2. Step 2: Convert to fraction form
    61,431.90/92,124.81 = 26,353.50/x
  3. Step 3: Cross multiply
    61,431.90x = 92,124.81 × 26,353.50
  4. Step 4: Simplify right side
    61,431.90x = 2,427,811,180.34
  5. Step 5: Solve for x
    x = 2,427,811,180.34/61,431.90
  6. Step 6: Final answer
    x = 39,520.37

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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.