Home / 13,956.77-19,247.15-9,168.27

Finding the Fourth Proportional to 13,956.77, 19,247.15 and 9,168.27

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Solution

The fourth proportional to 13,956.77, 19,247.15 and 9,168.27 is: 12,643.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.77 : 19,247.15 = 9,168.27 : x
  2. Step 2: Convert to fraction form
    13,956.77/19,247.15 = 9,168.27/x
  3. Step 3: Cross multiply
    13,956.77x = 19,247.15 × 9,168.27
  4. Step 4: Simplify right side
    13,956.77x = 176,462,925.85
  5. Step 5: Solve for x
    x = 176,462,925.85/13,956.77
  6. Step 6: Final answer
    x = 12,643.54

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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.