Home / 39,560.52-59,341.90-12,906.38

Finding the Fourth Proportional to 39,560.52, 59,341.90 and 12,906.38

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Solution

The fourth proportional to 39,560.52, 59,341.90 and 12,906.38 is: 19,359.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,560.52 : 59,341.90 = 12,906.38 : x
  2. Step 2: Convert to fraction form
    39,560.52/59,341.90 = 12,906.38/x
  3. Step 3: Cross multiply
    39,560.52x = 59,341.90 × 12,906.38
  4. Step 4: Simplify right side
    39,560.52x = 765,889,111.32
  5. Step 5: Solve for x
    x = 765,889,111.32/39,560.52
  6. Step 6: Final answer
    x = 19,359.94

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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.