Home / 19,350.70-29,008.77-7,655.92

Finding the Fourth Proportional to 19,350.70, 29,008.77 and 7,655.92

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Solution

The fourth proportional to 19,350.70, 29,008.77 and 7,655.92 is: 11,477.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350.70 : 29,008.77 = 7,655.92 : x
  2. Step 2: Convert to fraction form
    19,350.70/29,008.77 = 7,655.92/x
  3. Step 3: Cross multiply
    19,350.70x = 29,008.77 × 7,655.92
  4. Step 4: Simplify right side
    19,350.70x = 222,088,822.42
  5. Step 5: Solve for x
    x = 222,088,822.42/19,350.70
  6. Step 6: Final answer
    x = 11,477.04

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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.