Home / 13,863.51-19,126.85-10,849.50

Finding the Fourth Proportional to 13,863.51, 19,126.85 and 10,849.50

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Solution

The fourth proportional to 13,863.51, 19,126.85 and 10,849.50 is: 14,968.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,863.51 : 19,126.85 = 10,849.50 : x
  2. Step 2: Convert to fraction form
    13,863.51/19,126.85 = 10,849.50/x
  3. Step 3: Cross multiply
    13,863.51x = 19,126.85 × 10,849.50
  4. Step 4: Simplify right side
    13,863.51x = 207,516,704.83
  5. Step 5: Solve for x
    x = 207,516,704.83/13,863.51
  6. Step 6: Final answer
    x = 14,968.55

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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.