Home / 13,342.95-20,010.24-4,575.78

Finding the Fourth Proportional to 13,342.95, 20,010.24 and 4,575.78

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Solution

The fourth proportional to 13,342.95, 20,010.24 and 4,575.78 is: 6,862.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,342.95 : 20,010.24 = 4,575.78 : x
  2. Step 2: Convert to fraction form
    13,342.95/20,010.24 = 4,575.78/x
  3. Step 3: Cross multiply
    13,342.95x = 20,010.24 × 4,575.78
  4. Step 4: Simplify right side
    13,342.95x = 91,562,455.99
  5. Step 5: Solve for x
    x = 91,562,455.99/13,342.95
  6. Step 6: Final answer
    x = 6,862.23

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1.5x scale

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.