Home / 15,244.11-22,808.99-12,612.87

Finding the Fourth Proportional to 15,244.11, 22,808.99 and 12,612.87

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Solution

The fourth proportional to 15,244.11, 22,808.99 and 12,612.87 is: 18,871.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,244.11 : 22,808.99 = 12,612.87 : x
  2. Step 2: Convert to fraction form
    15,244.11/22,808.99 = 12,612.87/x
  3. Step 3: Cross multiply
    15,244.11x = 22,808.99 × 12,612.87
  4. Step 4: Simplify right side
    15,244.11x = 287,686,762.64
  5. Step 5: Solve for x
    x = 287,686,762.64/15,244.11
  6. Step 6: Final answer
    x = 18,871.99

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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.