Home / 47,102.25-64,972.26-27,969.03

Finding the Fourth Proportional to 47,102.25, 64,972.26 and 27,969.03

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Solution

The fourth proportional to 47,102.25, 64,972.26 and 27,969.03 is: 38,580.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,102.25 : 64,972.26 = 27,969.03 : x
  2. Step 2: Convert to fraction form
    47,102.25/64,972.26 = 27,969.03/x
  3. Step 3: Cross multiply
    47,102.25x = 64,972.26 × 27,969.03
  4. Step 4: Simplify right side
    47,102.25x = 1,817,211,089.11
  5. Step 5: Solve for x
    x = 1,817,211,089.11/47,102.25
  6. Step 6: Final answer
    x = 38,580.13

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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.