Home / 14,635.28-21,955.23-4,772.30

Finding the Fourth Proportional to 14,635.28, 21,955.23 and 4,772.30

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Solution

The fourth proportional to 14,635.28, 21,955.23 and 4,772.30 is: 7,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.28 : 21,955.23 = 4,772.30 : x
  2. Step 2: Convert to fraction form
    14,635.28/21,955.23 = 4,772.30/x
  3. Step 3: Cross multiply
    14,635.28x = 21,955.23 × 4,772.30
  4. Step 4: Simplify right side
    14,635.28x = 104,776,834.35
  5. Step 5: Solve for x
    x = 104,776,834.35/14,635.28
  6. Step 6: Final answer
    x = 7,159.19

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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.