Home / 23,895.78-32,977.20-13,285.50

Finding the Fourth Proportional to 23,895.78, 32,977.20 and 13,285.50

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Solution

The fourth proportional to 23,895.78, 32,977.20 and 13,285.50 is: 18,334.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,895.78 : 32,977.20 = 13,285.50 : x
  2. Step 2: Convert to fraction form
    23,895.78/32,977.20 = 13,285.50/x
  3. Step 3: Cross multiply
    23,895.78x = 32,977.20 × 13,285.50
  4. Step 4: Simplify right side
    23,895.78x = 438,118,590.60
  5. Step 5: Solve for x
    x = 438,118,590.60/23,895.78
  6. Step 6: Final answer
    x = 18,334.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.