Home / 35,515.13-53,279.93-14,454.98

Finding the Fourth Proportional to 35,515.13, 53,279.93 and 14,454.98

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Solution

The fourth proportional to 35,515.13, 53,279.93 and 14,454.98 is: 21,685.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,515.13 : 53,279.93 = 14,454.98 : x
  2. Step 2: Convert to fraction form
    35,515.13/53,279.93 = 14,454.98/x
  3. Step 3: Cross multiply
    35,515.13x = 53,279.93 × 14,454.98
  4. Step 4: Simplify right side
    35,515.13x = 770,159,983.88
  5. Step 5: Solve for x
    x = 770,159,983.88/35,515.13
  6. Step 6: Final answer
    x = 21,685.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.