Home / 40,788.95-61,205.72-15,829.98

Finding the Fourth Proportional to 40,788.95, 61,205.72 and 15,829.98

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Solution

The fourth proportional to 40,788.95, 61,205.72 and 15,829.98 is: 23,753.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,788.95 : 61,205.72 = 15,829.98 : x
  2. Step 2: Convert to fraction form
    40,788.95/61,205.72 = 15,829.98/x
  3. Step 3: Cross multiply
    40,788.95x = 61,205.72 × 15,829.98
  4. Step 4: Simplify right side
    40,788.95x = 968,885,323.49
  5. Step 5: Solve for x
    x = 968,885,323.49/40,788.95
  6. Step 6: Final answer
    x = 23,753.62

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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.