Home / 19,350.61-29,032.83-11,767.32

Finding the Fourth Proportional to 19,350.61, 29,032.83 and 11,767.32

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Solution

The fourth proportional to 19,350.61, 29,032.83 and 11,767.32 is: 17,655.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350.61 : 29,032.83 = 11,767.32 : x
  2. Step 2: Convert to fraction form
    19,350.61/29,032.83 = 11,767.32/x
  3. Step 3: Cross multiply
    19,350.61x = 29,032.83 × 11,767.32
  4. Step 4: Simplify right side
    19,350.61x = 341,638,601.12
  5. Step 5: Solve for x
    x = 341,638,601.12/19,350.61
  6. Step 6: Final answer
    x = 17,655.19

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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.