Home / 46,939.35-70,407.80-15,774.59

Finding the Fourth Proportional to 46,939.35, 70,407.80 and 15,774.59

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Solution

The fourth proportional to 46,939.35, 70,407.80 and 15,774.59 is: 23,661.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,939.35 : 70,407.80 = 15,774.59 : x
  2. Step 2: Convert to fraction form
    46,939.35/70,407.80 = 15,774.59/x
  3. Step 3: Cross multiply
    46,939.35x = 70,407.80 × 15,774.59
  4. Step 4: Simplify right side
    46,939.35x = 1,110,654,098.93
  5. Step 5: Solve for x
    x = 1,110,654,098.93/46,939.35
  6. Step 6: Final answer
    x = 23,661.47

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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.