Home / 15,455.99-23,185.51-4,362.77

Finding the Fourth Proportional to 15,455.99, 23,185.51 and 4,362.77

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Solution

The fourth proportional to 15,455.99, 23,185.51 and 4,362.77 is: 6,544.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455.99 : 23,185.51 = 4,362.77 : x
  2. Step 2: Convert to fraction form
    15,455.99/23,185.51 = 4,362.77/x
  3. Step 3: Cross multiply
    15,455.99x = 23,185.51 × 4,362.77
  4. Step 4: Simplify right side
    15,455.99x = 101,153,047.46
  5. Step 5: Solve for x
    x = 101,153,047.46/15,455.99
  6. Step 6: Final answer
    x = 6,544.59

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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.