Home / 26,369.50-39,563.98-13,889.02

Finding the Fourth Proportional to 26,369.50, 39,563.98 and 13,889.02

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Solution

The fourth proportional to 26,369.50, 39,563.98 and 13,889.02 is: 20,838.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,369.50 : 39,563.98 = 13,889.02 : x
  2. Step 2: Convert to fraction form
    26,369.50/39,563.98 = 13,889.02/x
  3. Step 3: Cross multiply
    26,369.50x = 39,563.98 × 13,889.02
  4. Step 4: Simplify right side
    26,369.50x = 549,504,909.50
  5. Step 5: Solve for x
    x = 549,504,909.50/26,369.50
  6. Step 6: Final answer
    x = 20,838.65

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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.