Home / 39,128.04-58,685.24-18,066.29

Finding the Fourth Proportional to 39,128.04, 58,685.24 and 18,066.29

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Solution

The fourth proportional to 39,128.04, 58,685.24 and 18,066.29 is: 27,096.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,128.04 : 58,685.24 = 18,066.29 : x
  2. Step 2: Convert to fraction form
    39,128.04/58,685.24 = 18,066.29/x
  3. Step 3: Cross multiply
    39,128.04x = 58,685.24 × 18,066.29
  4. Step 4: Simplify right side
    39,128.04x = 1,060,224,316.30
  5. Step 5: Solve for x
    x = 1,060,224,316.30/39,128.04
  6. Step 6: Final answer
    x = 27,096.28

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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.