Home / 14,642.10-21,947.40-6,326.06

Finding the Fourth Proportional to 14,642.10, 21,947.40 and 6,326.06

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Solution

The fourth proportional to 14,642.10, 21,947.40 and 6,326.06 is: 9,482.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,642.10 : 21,947.40 = 6,326.06 : x
  2. Step 2: Convert to fraction form
    14,642.10/21,947.40 = 6,326.06/x
  3. Step 3: Cross multiply
    14,642.10x = 21,947.40 × 6,326.06
  4. Step 4: Simplify right side
    14,642.10x = 138,840,459.51
  5. Step 5: Solve for x
    x = 138,840,459.51/14,642.10
  6. Step 6: Final answer
    x = 9,482.28

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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.