Home / 13,944.59-20,916.85-6,549.02

Finding the Fourth Proportional to 13,944.59, 20,916.85 and 6,549.02

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Solution

The fourth proportional to 13,944.59, 20,916.85 and 6,549.02 is: 9,823.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944.59 : 20,916.85 = 6,549.02 : x
  2. Step 2: Convert to fraction form
    13,944.59/20,916.85 = 6,549.02/x
  3. Step 3: Cross multiply
    13,944.59x = 20,916.85 × 6,549.02
  4. Step 4: Simplify right side
    13,944.59x = 136,984,868.99
  5. Step 5: Solve for x
    x = 136,984,868.99/13,944.59
  6. Step 6: Final answer
    x = 9,823.51

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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.