Home / 9,956.17-14,936.47-3,031.21

Finding the Fourth Proportional to 9,956.17, 14,936.47 and 3,031.21

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Solution

The fourth proportional to 9,956.17, 14,936.47 and 3,031.21 is: 4,547.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,956.17 : 14,936.47 = 3,031.21 : x
  2. Step 2: Convert to fraction form
    9,956.17/14,936.47 = 3,031.21/x
  3. Step 3: Cross multiply
    9,956.17x = 14,936.47 × 3,031.21
  4. Step 4: Simplify right side
    9,956.17x = 45,275,577.23
  5. Step 5: Solve for x
    x = 45,275,577.23/9,956.17
  6. Step 6: Final answer
    x = 4,547.49

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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.