Home / 15,447.24-23,162.55-4,914.40

Finding the Fourth Proportional to 15,447.24, 23,162.55 and 4,914.40

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Solution

The fourth proportional to 15,447.24, 23,162.55 and 4,914.40 is: 7,368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.24 : 23,162.55 = 4,914.40 : x
  2. Step 2: Convert to fraction form
    15,447.24/23,162.55 = 4,914.40/x
  3. Step 3: Cross multiply
    15,447.24x = 23,162.55 × 4,914.40
  4. Step 4: Simplify right side
    15,447.24x = 113,830,035.72
  5. Step 5: Solve for x
    x = 113,830,035.72/15,447.24
  6. Step 6: Final answer
    x = 7,368.96

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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.