Home / 19,505.04-29,259.72-7,816.92

Finding the Fourth Proportional to 19,505.04, 29,259.72 and 7,816.92

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Solution

The fourth proportional to 19,505.04, 29,259.72 and 7,816.92 is: 11,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,505.04 : 29,259.72 = 7,816.92 : x
  2. Step 2: Convert to fraction form
    19,505.04/29,259.72 = 7,816.92/x
  3. Step 3: Cross multiply
    19,505.04x = 29,259.72 × 7,816.92
  4. Step 4: Simplify right side
    19,505.04x = 228,720,890.46
  5. Step 5: Solve for x
    x = 228,720,890.46/19,505.04
  6. Step 6: Final answer
    x = 11,726.25

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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.