Home / 65,018.11-97,463.70-31,736.83

Finding the Fourth Proportional to 65,018.11, 97,463.70 and 31,736.83

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Solution

The fourth proportional to 65,018.11, 97,463.70 and 31,736.83 is: 47,574.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,018.11 : 97,463.70 = 31,736.83 : x
  2. Step 2: Convert to fraction form
    65,018.11/97,463.70 = 31,736.83/x
  3. Step 3: Cross multiply
    65,018.11x = 97,463.70 × 31,736.83
  4. Step 4: Simplify right side
    65,018.11x = 3,093,188,878.07
  5. Step 5: Solve for x
    x = 3,093,188,878.07/65,018.11
  6. Step 6: Final answer
    x = 47,574.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.