Home / 15,226.41-20,988.63-14,004.48

Finding the Fourth Proportional to 15,226.41, 20,988.63 and 14,004.48

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Solution

The fourth proportional to 15,226.41, 20,988.63 and 14,004.48 is: 19,304.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,226.41 : 20,988.63 = 14,004.48 : x
  2. Step 2: Convert to fraction form
    15,226.41/20,988.63 = 14,004.48/x
  3. Step 3: Cross multiply
    15,226.41x = 20,988.63 × 14,004.48
  4. Step 4: Simplify right side
    15,226.41x = 293,934,849.06
  5. Step 5: Solve for x
    x = 293,934,849.06/15,226.41
  6. Step 6: Final answer
    x = 19,304.28

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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.