Home / 39,018.60-58,492.96-14,052.78

Finding the Fourth Proportional to 39,018.60, 58,492.96 and 14,052.78

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Solution

The fourth proportional to 39,018.60, 58,492.96 and 14,052.78 is: 21,066.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,018.60 : 58,492.96 = 14,052.78 : x
  2. Step 2: Convert to fraction form
    39,018.60/58,492.96 = 14,052.78/x
  3. Step 3: Cross multiply
    39,018.60x = 58,492.96 × 14,052.78
  4. Step 4: Simplify right side
    39,018.60x = 821,988,698.43
  5. Step 5: Solve for x
    x = 821,988,698.43/39,018.60
  6. Step 6: Final answer
    x = 21,066.59

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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.