Home / 13,798.64-19,017.50-11,264.42

Finding the Fourth Proportional to 13,798.64, 19,017.50 and 11,264.42

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Solution

The fourth proportional to 13,798.64, 19,017.50 and 11,264.42 is: 15,524.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798.64 : 19,017.50 = 11,264.42 : x
  2. Step 2: Convert to fraction form
    13,798.64/19,017.50 = 11,264.42/x
  3. Step 3: Cross multiply
    13,798.64x = 19,017.50 × 11,264.42
  4. Step 4: Simplify right side
    13,798.64x = 214,220,955.94
  5. Step 5: Solve for x
    x = 214,220,955.94/13,798.64
  6. Step 6: Final answer
    x = 15,524.79

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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.