Home / 14,858.91-22,163.13-13,825.53

Finding the Fourth Proportional to 14,858.91, 22,163.13 and 13,825.53

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Solution

The fourth proportional to 14,858.91, 22,163.13 and 13,825.53 is: 20,621.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,858.91 : 22,163.13 = 13,825.53 : x
  2. Step 2: Convert to fraction form
    14,858.91/22,163.13 = 13,825.53/x
  3. Step 3: Cross multiply
    14,858.91x = 22,163.13 × 13,825.53
  4. Step 4: Simplify right side
    14,858.91x = 306,417,018.71
  5. Step 5: Solve for x
    x = 306,417,018.71/14,858.91
  6. Step 6: Final answer
    x = 20,621.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.