Home / 47,512.93-65,544.74-31,386.54

Finding the Fourth Proportional to 47,512.93, 65,544.74 and 31,386.54

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Solution

The fourth proportional to 47,512.93, 65,544.74 and 31,386.54 is: 43,298.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,512.93 : 65,544.74 = 31,386.54 : x
  2. Step 2: Convert to fraction form
    47,512.93/65,544.74 = 31,386.54/x
  3. Step 3: Cross multiply
    47,512.93x = 65,544.74 × 31,386.54
  4. Step 4: Simplify right side
    47,512.93x = 2,057,222,618.22
  5. Step 5: Solve for x
    x = 2,057,222,618.22/47,512.93
  6. Step 6: Final answer
    x = 43,298.16

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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.