Home / 15,629.61-23,444.30-13,284.05

Finding the Fourth Proportional to 15,629.61, 23,444.30 and 13,284.05

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Solution

The fourth proportional to 15,629.61, 23,444.30 and 13,284.05 is: 19,925.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,629.61 : 23,444.30 = 13,284.05 : x
  2. Step 2: Convert to fraction form
    15,629.61/23,444.30 = 13,284.05/x
  3. Step 3: Cross multiply
    15,629.61x = 23,444.30 × 13,284.05
  4. Step 4: Simplify right side
    15,629.61x = 311,435,245.24
  5. Step 5: Solve for x
    x = 311,435,245.24/15,629.61
  6. Step 6: Final answer
    x = 19,925.98

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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.