Home / 19,775.13-29,667.55-5,924.13

Finding the Fourth Proportional to 19,775.13, 29,667.55 and 5,924.13

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Solution

The fourth proportional to 19,775.13, 29,667.55 and 5,924.13 is: 8,887.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,775.13 : 29,667.55 = 5,924.13 : x
  2. Step 2: Convert to fraction form
    19,775.13/29,667.55 = 5,924.13/x
  3. Step 3: Cross multiply
    19,775.13x = 29,667.55 × 5,924.13
  4. Step 4: Simplify right side
    19,775.13x = 175,754,422.98
  5. Step 5: Solve for x
    x = 175,754,422.98/19,775.13
  6. Step 6: Final answer
    x = 8,887.65

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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.