Home / 39,658.12-59,492.67-13,370.38

Finding the Fourth Proportional to 39,658.12, 59,492.67 and 13,370.38

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Solution

The fourth proportional to 39,658.12, 59,492.67 and 13,370.38 is: 20,057.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,658.12 : 59,492.67 = 13,370.38 : x
  2. Step 2: Convert to fraction form
    39,658.12/59,492.67 = 13,370.38/x
  3. Step 3: Cross multiply
    39,658.12x = 59,492.67 × 13,370.38
  4. Step 4: Simplify right side
    39,658.12x = 795,439,605.11
  5. Step 5: Solve for x
    x = 795,439,605.11/39,658.12
  6. Step 6: Final answer
    x = 20,057.42

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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.