Home / 39,133.86-58,702.41-15,760.50

Finding the Fourth Proportional to 39,133.86, 58,702.41 and 15,760.50

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Solution

The fourth proportional to 39,133.86, 58,702.41 and 15,760.50 is: 23,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,133.86 : 58,702.41 = 15,760.50 : x
  2. Step 2: Convert to fraction form
    39,133.86/58,702.41 = 15,760.50/x
  3. Step 3: Cross multiply
    39,133.86x = 58,702.41 × 15,760.50
  4. Step 4: Simplify right side
    39,133.86x = 925,179,332.81
  5. Step 5: Solve for x
    x = 925,179,332.81/39,133.86
  6. Step 6: Final answer
    x = 23,641.40

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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.