Home / 22,003.98-30,369.51-14,048.70

Finding the Fourth Proportional to 22,003.98, 30,369.51 and 14,048.70

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Solution

The fourth proportional to 22,003.98, 30,369.51 and 14,048.70 is: 19,389.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,003.98 : 30,369.51 = 14,048.70 : x
  2. Step 2: Convert to fraction form
    22,003.98/30,369.51 = 14,048.70/x
  3. Step 3: Cross multiply
    22,003.98x = 30,369.51 × 14,048.70
  4. Step 4: Simplify right side
    22,003.98x = 426,652,135.14
  5. Step 5: Solve for x
    x = 426,652,135.14/22,003.98
  6. Step 6: Final answer
    x = 19,389.77

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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.