Home / 66,325.28-99,476.88-19,567.04

Finding the Fourth Proportional to 66,325.28, 99,476.88 and 19,567.04

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Solution

The fourth proportional to 66,325.28, 99,476.88 and 19,567.04 is: 29,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,325.28 : 99,476.88 = 19,567.04 : x
  2. Step 2: Convert to fraction form
    66,325.28/99,476.88 = 19,567.04/x
  3. Step 3: Cross multiply
    66,325.28x = 99,476.88 × 19,567.04
  4. Step 4: Simplify right side
    66,325.28x = 1,946,468,090.04
  5. Step 5: Solve for x
    x = 1,946,468,090.04/66,325.28
  6. Step 6: Final answer
    x = 29,347.30

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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.