Home / 13,935.95-19,212.64-9,950.14

Finding the Fourth Proportional to 13,935.95, 19,212.64 and 9,950.14

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Solution

The fourth proportional to 13,935.95, 19,212.64 and 9,950.14 is: 13,717.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,935.95 : 19,212.64 = 9,950.14 : x
  2. Step 2: Convert to fraction form
    13,935.95/19,212.64 = 9,950.14/x
  3. Step 3: Cross multiply
    13,935.95x = 19,212.64 × 9,950.14
  4. Step 4: Simplify right side
    13,935.95x = 191,168,512.88
  5. Step 5: Solve for x
    x = 191,168,512.88/13,935.95
  6. Step 6: Final answer
    x = 13,717.65

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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.