Home / 45,813.95-68,735.23-13,794.29

Finding the Fourth Proportional to 45,813.95, 68,735.23 and 13,794.29

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Solution

The fourth proportional to 45,813.95, 68,735.23 and 13,794.29 is: 20,695.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,813.95 : 68,735.23 = 13,794.29 : x
  2. Step 2: Convert to fraction form
    45,813.95/68,735.23 = 13,794.29/x
  3. Step 3: Cross multiply
    45,813.95x = 68,735.23 × 13,794.29
  4. Step 4: Simplify right side
    45,813.95x = 948,153,558.48
  5. Step 5: Solve for x
    x = 948,153,558.48/45,813.95
  6. Step 6: Final answer
    x = 20,695.74

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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.