Home / 14,032.77-19,364.70-7,745.01

Finding the Fourth Proportional to 14,032.77, 19,364.70 and 7,745.01

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Solution

The fourth proportional to 14,032.77, 19,364.70 and 7,745.01 is: 10,687.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.77 : 19,364.70 = 7,745.01 : x
  2. Step 2: Convert to fraction form
    14,032.77/19,364.70 = 7,745.01/x
  3. Step 3: Cross multiply
    14,032.77x = 19,364.70 × 7,745.01
  4. Step 4: Simplify right side
    14,032.77x = 149,979,795.15
  5. Step 5: Solve for x
    x = 149,979,795.15/14,032.77
  6. Step 6: Final answer
    x = 10,687.83

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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.