Home / 19,518.85-29,266.26-9,503.71

Finding the Fourth Proportional to 19,518.85, 29,266.26 and 9,503.71

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Solution

The fourth proportional to 19,518.85, 29,266.26 and 9,503.71 is: 14,249.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,518.85 : 29,266.26 = 9,503.71 : x
  2. Step 2: Convert to fraction form
    19,518.85/29,266.26 = 9,503.71/x
  3. Step 3: Cross multiply
    19,518.85x = 29,266.26 × 9,503.71
  4. Step 4: Simplify right side
    19,518.85x = 278,138,047.82
  5. Step 5: Solve for x
    x = 278,138,047.82/19,518.85
  6. Step 6: Final answer
    x = 14,249.71

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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.