Home / 14,279.98-19,712.55-10,744.06

Finding the Fourth Proportional to 14,279.98, 19,712.55 and 10,744.06

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Solution

The fourth proportional to 14,279.98, 19,712.55 and 10,744.06 is: 14,831.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,279.98 : 19,712.55 = 10,744.06 : x
  2. Step 2: Convert to fraction form
    14,279.98/19,712.55 = 10,744.06/x
  3. Step 3: Cross multiply
    14,279.98x = 19,712.55 × 10,744.06
  4. Step 4: Simplify right side
    14,279.98x = 211,792,819.95
  5. Step 5: Solve for x
    x = 211,792,819.95/14,279.98
  6. Step 6: Final answer
    x = 14,831.45

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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.