Home / 39,942.88-59,913.84-10,358.08

Finding the Fourth Proportional to 39,942.88, 59,913.84 and 10,358.08

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Solution

The fourth proportional to 39,942.88, 59,913.84 and 10,358.08 is: 15,537.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,942.88 : 59,913.84 = 10,358.08 : x
  2. Step 2: Convert to fraction form
    39,942.88/59,913.84 = 10,358.08/x
  3. Step 3: Cross multiply
    39,942.88x = 59,913.84 × 10,358.08
  4. Step 4: Simplify right side
    39,942.88x = 620,592,347.83
  5. Step 5: Solve for x
    x = 620,592,347.83/39,942.88
  6. Step 6: Final answer
    x = 15,537.00

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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.