Home / 14,837.40-22,250.70-7,439.40

Finding the Fourth Proportional to 14,837.40, 22,250.70 and 7,439.40

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Solution

The fourth proportional to 14,837.40, 22,250.70 and 7,439.40 is: 11,156.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,837.40 : 22,250.70 = 7,439.40 : x
  2. Step 2: Convert to fraction form
    14,837.40/22,250.70 = 7,439.40/x
  3. Step 3: Cross multiply
    14,837.40x = 22,250.70 × 7,439.40
  4. Step 4: Simplify right side
    14,837.40x = 165,531,857.58
  5. Step 5: Solve for x
    x = 165,531,857.58/14,837.40
  6. Step 6: Final answer
    x = 11,156.39

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1.5x scale

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.