Home / 14,215.29-21,322.32-4,856.14

Finding the Fourth Proportional to 14,215.29, 21,322.32 and 4,856.14

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Solution

The fourth proportional to 14,215.29, 21,322.32 and 4,856.14 is: 7,284.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215.29 : 21,322.32 = 4,856.14 : x
  2. Step 2: Convert to fraction form
    14,215.29/21,322.32 = 4,856.14/x
  3. Step 3: Cross multiply
    14,215.29x = 21,322.32 × 4,856.14
  4. Step 4: Simplify right side
    14,215.29x = 103,544,171.04
  5. Step 5: Solve for x
    x = 103,544,171.04/14,215.29
  6. Step 6: Final answer
    x = 7,284.00

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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.