Home / 13,693.29-20,541.38-4,334.60

Finding the Fourth Proportional to 13,693.29, 20,541.38 and 4,334.60

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Solution

The fourth proportional to 13,693.29, 20,541.38 and 4,334.60 is: 6,502.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,693.29 : 20,541.38 = 4,334.60 : x
  2. Step 2: Convert to fraction form
    13,693.29/20,541.38 = 4,334.60/x
  3. Step 3: Cross multiply
    13,693.29x = 20,541.38 × 4,334.60
  4. Step 4: Simplify right side
    13,693.29x = 89,038,665.75
  5. Step 5: Solve for x
    x = 89,038,665.75/13,693.29
  6. Step 6: Final answer
    x = 6,502.36

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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.