Home / 15,513.63-23,264.26-8,124.30

Finding the Fourth Proportional to 15,513.63, 23,264.26 and 8,124.30

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Solution

The fourth proportional to 15,513.63, 23,264.26 and 8,124.30 is: 12,183.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,513.63 : 23,264.26 = 8,124.30 : x
  2. Step 2: Convert to fraction form
    15,513.63/23,264.26 = 8,124.30/x
  3. Step 3: Cross multiply
    15,513.63x = 23,264.26 × 8,124.30
  4. Step 4: Simplify right side
    15,513.63x = 189,005,852.91
  5. Step 5: Solve for x
    x = 189,005,852.91/15,513.63
  6. Step 6: Final answer
    x = 12,183.22

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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.