Home / 47,983.70-66,224.57-31,027.63

Finding the Fourth Proportional to 47,983.70, 66,224.57 and 31,027.63

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Solution

The fourth proportional to 47,983.70, 66,224.57 and 31,027.63 is: 42,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,983.70 : 66,224.57 = 31,027.63 : x
  2. Step 2: Convert to fraction form
    47,983.70/66,224.57 = 31,027.63/x
  3. Step 3: Cross multiply
    47,983.70x = 66,224.57 × 31,027.63
  4. Step 4: Simplify right side
    47,983.70x = 2,054,791,454.87
  5. Step 5: Solve for x
    x = 2,054,791,454.87/47,983.70
  6. Step 6: Final answer
    x = 42,822.70

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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.