Home / 14,350.08-19,790.79-9,309.35

Finding the Fourth Proportional to 14,350.08, 19,790.79 and 9,309.35

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Solution

The fourth proportional to 14,350.08, 19,790.79 and 9,309.35 is: 12,838.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.08 : 19,790.79 = 9,309.35 : x
  2. Step 2: Convert to fraction form
    14,350.08/19,790.79 = 9,309.35/x
  3. Step 3: Cross multiply
    14,350.08x = 19,790.79 × 9,309.35
  4. Step 4: Simplify right side
    14,350.08x = 184,239,390.89
  5. Step 5: Solve for x
    x = 184,239,390.89/14,350.08
  6. Step 6: Final answer
    x = 12,838.91

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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.