Home / 60,329.61-90,502.92-20,336.67

Finding the Fourth Proportional to 60,329.61, 90,502.92 and 20,336.67

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Solution

The fourth proportional to 60,329.61, 90,502.92 and 20,336.67 is: 30,507.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,329.61 : 90,502.92 = 20,336.67 : x
  2. Step 2: Convert to fraction form
    60,329.61/90,502.92 = 20,336.67/x
  3. Step 3: Cross multiply
    60,329.61x = 90,502.92 × 20,336.67
  4. Step 4: Simplify right side
    60,329.61x = 1,840,528,018.08
  5. Step 5: Solve for x
    x = 1,840,528,018.08/60,329.61
  6. Step 6: Final answer
    x = 30,507.87

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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.