Home / 15,989.93-23,982.73-4,303.85

Finding the Fourth Proportional to 15,989.93, 23,982.73 and 4,303.85

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Solution

The fourth proportional to 15,989.93, 23,982.73 and 4,303.85 is: 6,455.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989.93 : 23,982.73 = 4,303.85 : x
  2. Step 2: Convert to fraction form
    15,989.93/23,982.73 = 4,303.85/x
  3. Step 3: Cross multiply
    15,989.93x = 23,982.73 × 4,303.85
  4. Step 4: Simplify right side
    15,989.93x = 103,217,941.84
  5. Step 5: Solve for x
    x = 103,217,941.84/15,989.93
  6. Step 6: Final answer
    x = 6,455.19

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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.