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Finding the Fourth Proportional to 35,614.44, 53,407.08 and 15,879.50

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Solution

The fourth proportional to 35,614.44, 53,407.08 and 15,879.50 is: 23,812.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,614.44 : 53,407.08 = 15,879.50 : x
  2. Step 2: Convert to fraction form
    35,614.44/53,407.08 = 15,879.50/x
  3. Step 3: Cross multiply
    35,614.44x = 53,407.08 × 15,879.50
  4. Step 4: Simplify right side
    35,614.44x = 848,077,726.86
  5. Step 5: Solve for x
    x = 848,077,726.86/35,614.44
  6. Step 6: Final answer
    x = 23,812.75

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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.