Home / 15,643.55-23,462.48-6,283.19

Finding the Fourth Proportional to 15,643.55, 23,462.48 and 6,283.19

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Solution

The fourth proportional to 15,643.55, 23,462.48 and 6,283.19 is: 9,423.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,643.55 : 23,462.48 = 6,283.19 : x
  2. Step 2: Convert to fraction form
    15,643.55/23,462.48 = 6,283.19/x
  3. Step 3: Cross multiply
    15,643.55x = 23,462.48 × 6,283.19
  4. Step 4: Simplify right side
    15,643.55x = 147,419,070.98
  5. Step 5: Solve for x
    x = 147,419,070.98/15,643.55
  6. Step 6: Final answer
    x = 9,423.64

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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.