Home / 14,215.74-19,607.14-10,437.72

Finding the Fourth Proportional to 14,215.74, 19,607.14 and 10,437.72

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Solution

The fourth proportional to 14,215.74, 19,607.14 and 10,437.72 is: 14,396.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215.74 : 19,607.14 = 10,437.72 : x
  2. Step 2: Convert to fraction form
    14,215.74/19,607.14 = 10,437.72/x
  3. Step 3: Cross multiply
    14,215.74x = 19,607.14 × 10,437.72
  4. Step 4: Simplify right side
    14,215.74x = 204,653,837.32
  5. Step 5: Solve for x
    x = 204,653,837.32/14,215.74
  6. Step 6: Final answer
    x = 14,396.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.