Home / 38,987.84-58,475.28-14,022.84

Finding the Fourth Proportional to 38,987.84, 58,475.28 and 14,022.84

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Solution

The fourth proportional to 38,987.84, 58,475.28 and 14,022.84 is: 21,031.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,987.84 : 58,475.28 = 14,022.84 : x
  2. Step 2: Convert to fraction form
    38,987.84/58,475.28 = 14,022.84/x
  3. Step 3: Cross multiply
    38,987.84x = 58,475.28 × 14,022.84
  4. Step 4: Simplify right side
    38,987.84x = 819,989,495.40
  5. Step 5: Solve for x
    x = 819,989,495.40/38,987.84
  6. Step 6: Final answer
    x = 21,031.93

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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.