Home / 57,035.72-85,524.23-19,585.67

Finding the Fourth Proportional to 57,035.72, 85,524.23 and 19,585.67

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Solution

The fourth proportional to 57,035.72, 85,524.23 and 19,585.67 is: 29,368.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,035.72 : 85,524.23 = 19,585.67 : x
  2. Step 2: Convert to fraction form
    57,035.72/85,524.23 = 19,585.67/x
  3. Step 3: Cross multiply
    57,035.72x = 85,524.23 × 19,585.67
  4. Step 4: Simplify right side
    57,035.72x = 1,675,048,967.13
  5. Step 5: Solve for x
    x = 1,675,048,967.13/57,035.72
  6. Step 6: Final answer
    x = 29,368.42

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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.