Home / 19,132.85-26,403.68-10,635.68

Finding the Fourth Proportional to 19,132.85, 26,403.68 and 10,635.68

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Solution

The fourth proportional to 19,132.85, 26,403.68 and 10,635.68 is: 14,677.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.85 : 26,403.68 = 10,635.68 : x
  2. Step 2: Convert to fraction form
    19,132.85/26,403.68 = 10,635.68/x
  3. Step 3: Cross multiply
    19,132.85x = 26,403.68 × 10,635.68
  4. Step 4: Simplify right side
    19,132.85x = 280,820,985.87
  5. Step 5: Solve for x
    x = 280,820,985.87/19,132.85
  6. Step 6: Final answer
    x = 14,677.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.