Home / 47,172.16-65,098.80-25,663.25

Finding the Fourth Proportional to 47,172.16, 65,098.80 and 25,663.25

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Solution

The fourth proportional to 47,172.16, 65,098.80 and 25,663.25 is: 35,415.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,172.16 : 65,098.80 = 25,663.25 : x
  2. Step 2: Convert to fraction form
    47,172.16/65,098.80 = 25,663.25/x
  3. Step 3: Cross multiply
    47,172.16x = 65,098.80 × 25,663.25
  4. Step 4: Simplify right side
    47,172.16x = 1,670,646,453.61
  5. Step 5: Solve for x
    x = 1,670,646,453.61/47,172.16
  6. Step 6: Final answer
    x = 35,415.94

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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.