Home / 47,130.25-65,035.88-27,746.09

Finding the Fourth Proportional to 47,130.25, 65,035.88 and 27,746.09

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Solution

The fourth proportional to 47,130.25, 65,035.88 and 27,746.09 is: 38,287.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,130.25 : 65,035.88 = 27,746.09 : x
  2. Step 2: Convert to fraction form
    47,130.25/65,035.88 = 27,746.09/x
  3. Step 3: Cross multiply
    47,130.25x = 65,035.88 × 27,746.09
  4. Step 4: Simplify right side
    47,130.25x = 1,804,491,379.71
  5. Step 5: Solve for x
    x = 1,804,491,379.71/47,130.25
  6. Step 6: Final answer
    x = 38,287.33

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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.