Home / 14,631.51-21,947.09-5,872.58

Finding the Fourth Proportional to 14,631.51, 21,947.09 and 5,872.58

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Solution

The fourth proportional to 14,631.51, 21,947.09 and 5,872.58 is: 8,808.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631.51 : 21,947.09 = 5,872.58 : x
  2. Step 2: Convert to fraction form
    14,631.51/21,947.09 = 5,872.58/x
  3. Step 3: Cross multiply
    14,631.51x = 21,947.09 × 5,872.58
  4. Step 4: Simplify right side
    14,631.51x = 128,885,902.69
  5. Step 5: Solve for x
    x = 128,885,902.69/14,631.51
  6. Step 6: Final answer
    x = 8,808.79

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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.