Home / 47,812.88-65,983.40-26,303.56

Finding the Fourth Proportional to 47,812.88, 65,983.40 and 26,303.56

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Solution

The fourth proportional to 47,812.88, 65,983.40 and 26,303.56 is: 36,299.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,812.88 : 65,983.40 = 26,303.56 : x
  2. Step 2: Convert to fraction form
    47,812.88/65,983.40 = 26,303.56/x
  3. Step 3: Cross multiply
    47,812.88x = 65,983.40 × 26,303.56
  4. Step 4: Simplify right side
    47,812.88x = 1,735,598,320.90
  5. Step 5: Solve for x
    x = 1,735,598,320.90/47,812.88
  6. Step 6: Final answer
    x = 36,299.81

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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.