Home / 39,300.68-58,913.96-19,560.57

Finding the Fourth Proportional to 39,300.68, 58,913.96 and 19,560.57

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Solution

The fourth proportional to 39,300.68, 58,913.96 and 19,560.57 is: 29,322.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,300.68 : 58,913.96 = 19,560.57 : x
  2. Step 2: Convert to fraction form
    39,300.68/58,913.96 = 19,560.57/x
  3. Step 3: Cross multiply
    39,300.68x = 58,913.96 × 19,560.57
  4. Step 4: Simplify right side
    39,300.68x = 1,152,390,540.75
  5. Step 5: Solve for x
    x = 1,152,390,540.75/39,300.68
  6. Step 6: Final answer
    x = 29,322.41

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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.