Home / 38,965.28-58,473.81-14,341.28

Finding the Fourth Proportional to 38,965.28, 58,473.81 and 14,341.28

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Solution

The fourth proportional to 38,965.28, 58,473.81 and 14,341.28 is: 21,521.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,965.28 : 58,473.81 = 14,341.28 : x
  2. Step 2: Convert to fraction form
    38,965.28/58,473.81 = 14,341.28/x
  3. Step 3: Cross multiply
    38,965.28x = 58,473.81 × 14,341.28
  4. Step 4: Simplify right side
    38,965.28x = 838,589,281.88
  5. Step 5: Solve for x
    x = 838,589,281.88/38,965.28
  6. Step 6: Final answer
    x = 21,521.45

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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.