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Finding the Fourth Proportional to 46,138.86, 63,670.86 and 25,995.78

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Solution

The fourth proportional to 46,138.86, 63,670.86 and 25,995.78 is: 35,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,138.86 : 63,670.86 = 25,995.78 : x
  2. Step 2: Convert to fraction form
    46,138.86/63,670.86 = 25,995.78/x
  3. Step 3: Cross multiply
    46,138.86x = 63,670.86 × 25,995.78
  4. Step 4: Simplify right side
    46,138.86x = 1,655,173,668.97
  5. Step 5: Solve for x
    x = 1,655,173,668.97/46,138.86
  6. Step 6: Final answer
    x = 35,873.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.