Home / 39,656.55-59,484.93-13,379.73

Finding the Fourth Proportional to 39,656.55, 59,484.93 and 13,379.73

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Solution

The fourth proportional to 39,656.55, 59,484.93 and 13,379.73 is: 20,069.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,656.55 : 59,484.93 = 13,379.73 : x
  2. Step 2: Convert to fraction form
    39,656.55/59,484.93 = 13,379.73/x
  3. Step 3: Cross multiply
    39,656.55x = 59,484.93 × 13,379.73
  4. Step 4: Simplify right side
    39,656.55x = 795,892,302.47
  5. Step 5: Solve for x
    x = 795,892,302.47/39,656.55
  6. Step 6: Final answer
    x = 20,069.63

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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.