Home / 64,711.83-97,067.67-20,342.46

Finding the Fourth Proportional to 64,711.83, 97,067.67 and 20,342.46

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Solution

The fourth proportional to 64,711.83, 97,067.67 and 20,342.46 is: 30,513.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,711.83 : 97,067.67 = 20,342.46 : x
  2. Step 2: Convert to fraction form
    64,711.83/97,067.67 = 20,342.46/x
  3. Step 3: Cross multiply
    64,711.83x = 97,067.67 × 20,342.46
  4. Step 4: Simplify right side
    64,711.83x = 1,974,595,194.27
  5. Step 5: Solve for x
    x = 1,974,595,194.27/64,711.83
  6. Step 6: Final answer
    x = 30,513.67

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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.