Home / 14,583.71-21,870.98-4,720.95

Finding the Fourth Proportional to 14,583.71, 21,870.98 and 4,720.95

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Solution

The fourth proportional to 14,583.71, 21,870.98 and 4,720.95 is: 7,079.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,583.71 : 21,870.98 = 4,720.95 : x
  2. Step 2: Convert to fraction form
    14,583.71/21,870.98 = 4,720.95/x
  3. Step 3: Cross multiply
    14,583.71x = 21,870.98 × 4,720.95
  4. Step 4: Simplify right side
    14,583.71x = 103,251,797.13
  5. Step 5: Solve for x
    x = 103,251,797.13/14,583.71
  6. Step 6: Final answer
    x = 7,079.94

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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.