Home / 14,277.80-21,418.74-4,417.82

Finding the Fourth Proportional to 14,277.80, 21,418.74 and 4,417.82

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Solution

The fourth proportional to 14,277.80, 21,418.74 and 4,417.82 is: 6,627.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,277.80 : 21,418.74 = 4,417.82 : x
  2. Step 2: Convert to fraction form
    14,277.80/21,418.74 = 4,417.82/x
  3. Step 3: Cross multiply
    14,277.80x = 21,418.74 × 4,417.82
  4. Step 4: Simplify right side
    14,277.80x = 94,624,137.95
  5. Step 5: Solve for x
    x = 94,624,137.95/14,277.80
  6. Step 6: Final answer
    x = 6,627.36

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1.5x scale

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.