Home / 13,994.24-19,279.20-9,737.99

Finding the Fourth Proportional to 13,994.24, 19,279.20 and 9,737.99

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Solution

The fourth proportional to 13,994.24, 19,279.20 and 9,737.99 is: 13,415.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994.24 : 19,279.20 = 9,737.99 : x
  2. Step 2: Convert to fraction form
    13,994.24/19,279.20 = 9,737.99/x
  3. Step 3: Cross multiply
    13,994.24x = 19,279.20 × 9,737.99
  4. Step 4: Simplify right side
    13,994.24x = 187,740,656.81
  5. Step 5: Solve for x
    x = 187,740,656.81/13,994.24
  6. Step 6: Final answer
    x = 13,415.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.