Home / 15,455.23-23,184.65-4,921.56

Finding the Fourth Proportional to 15,455.23, 23,184.65 and 4,921.56

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Solution

The fourth proportional to 15,455.23, 23,184.65 and 4,921.56 is: 7,382.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455.23 : 23,184.65 = 4,921.56 : x
  2. Step 2: Convert to fraction form
    15,455.23/23,184.65 = 4,921.56/x
  3. Step 3: Cross multiply
    15,455.23x = 23,184.65 × 4,921.56
  4. Step 4: Simplify right side
    15,455.23x = 114,104,646.05
  5. Step 5: Solve for x
    x = 114,104,646.05/15,455.23
  6. Step 6: Final answer
    x = 7,382.91

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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.