Home / 47,847.04-66,024.64-27,705.28

Finding the Fourth Proportional to 47,847.04, 66,024.64 and 27,705.28

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Solution

The fourth proportional to 47,847.04, 66,024.64 and 27,705.28 is: 38,230.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,847.04 : 66,024.64 = 27,705.28 : x
  2. Step 2: Convert to fraction form
    47,847.04/66,024.64 = 27,705.28/x
  3. Step 3: Cross multiply
    47,847.04x = 66,024.64 × 27,705.28
  4. Step 4: Simplify right side
    47,847.04x = 1,829,231,138.10
  5. Step 5: Solve for x
    x = 1,829,231,138.10/47,847.04
  6. Step 6: Final answer
    x = 38,230.81

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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.