Home / 13,329.57-19,972.47-4,559.70

Finding the Fourth Proportional to 13,329.57, 19,972.47 and 4,559.70

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Solution

The fourth proportional to 13,329.57, 19,972.47 and 4,559.70 is: 6,832.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,329.57 : 19,972.47 = 4,559.70 : x
  2. Step 2: Convert to fraction form
    13,329.57/19,972.47 = 4,559.70/x
  3. Step 3: Cross multiply
    13,329.57x = 19,972.47 × 4,559.70
  4. Step 4: Simplify right side
    13,329.57x = 91,068,471.46
  5. Step 5: Solve for x
    x = 91,068,471.46/13,329.57
  6. Step 6: Final answer
    x = 6,832.06

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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.