Home / 47,655.21-65,771-27,508.08

Finding the Fourth Proportional to 47,655.21, 65,771 and 27,508.08

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Solution

The fourth proportional to 47,655.21, 65,771 and 27,508.08 is: 37,965.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,655.21 : 65,771 = 27,508.08 : x
  2. Step 2: Convert to fraction form
    47,655.21/65,771 = 27,508.08/x
  3. Step 3: Cross multiply
    47,655.21x = 65,771 × 27,508.08
  4. Step 4: Simplify right side
    47,655.21x = 1,809,233,929.68
  5. Step 5: Solve for x
    x = 1,809,233,929.68/47,655.21
  6. Step 6: Final answer
    x = 37,965.08

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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.