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Finding the Fourth Proportional to 47,365.61, 65,365.09 and 26,144.90

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Solution

The fourth proportional to 47,365.61, 65,365.09 and 26,144.90 is: 36,080.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,365.61 : 65,365.09 = 26,144.90 : x
  2. Step 2: Convert to fraction form
    47,365.61/65,365.09 = 26,144.90/x
  3. Step 3: Cross multiply
    47,365.61x = 65,365.09 × 26,144.90
  4. Step 4: Simplify right side
    47,365.61x = 1,708,963,349.35
  5. Step 5: Solve for x
    x = 1,708,963,349.35/47,365.61
  6. Step 6: Final answer
    x = 36,080.25

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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.