Home / 14,528.34-21,795.75-5,168.70

Finding the Fourth Proportional to 14,528.34, 21,795.75 and 5,168.70

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Solution

The fourth proportional to 14,528.34, 21,795.75 and 5,168.70 is: 7,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.34 : 21,795.75 = 5,168.70 : x
  2. Step 2: Convert to fraction form
    14,528.34/21,795.75 = 5,168.70/x
  3. Step 3: Cross multiply
    14,528.34x = 21,795.75 × 5,168.70
  4. Step 4: Simplify right side
    14,528.34x = 112,655,693.03
  5. Step 5: Solve for x
    x = 112,655,693.03/14,528.34
  6. Step 6: Final answer
    x = 7,754.20

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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.