Home / 19,856.04-29,769.48-9,475.08

Finding the Fourth Proportional to 19,856.04, 29,769.48 and 9,475.08

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Solution

The fourth proportional to 19,856.04, 29,769.48 and 9,475.08 is: 14,205.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,856.04 : 29,769.48 = 9,475.08 : x
  2. Step 2: Convert to fraction form
    19,856.04/29,769.48 = 9,475.08/x
  3. Step 3: Cross multiply
    19,856.04x = 29,769.48 × 9,475.08
  4. Step 4: Simplify right side
    19,856.04x = 282,068,204.56
  5. Step 5: Solve for x
    x = 282,068,204.56/19,856.04
  6. Step 6: Final answer
    x = 14,205.66

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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.