Home / 13,272.41-19,887.95-4,950.19

Finding the Fourth Proportional to 13,272.41, 19,887.95 and 4,950.19

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Solution

The fourth proportional to 13,272.41, 19,887.95 and 4,950.19 is: 7,417.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,272.41 : 19,887.95 = 4,950.19 : x
  2. Step 2: Convert to fraction form
    13,272.41/19,887.95 = 4,950.19/x
  3. Step 3: Cross multiply
    13,272.41x = 19,887.95 × 4,950.19
  4. Step 4: Simplify right side
    13,272.41x = 98,449,093.87
  5. Step 5: Solve for x
    x = 98,449,093.87/13,272.41
  6. Step 6: Final answer
    x = 7,417.57

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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.