Home / 22,052.84-30,432.10-12,621.16

Finding the Fourth Proportional to 22,052.84, 30,432.10 and 12,621.16

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Solution

The fourth proportional to 22,052.84, 30,432.10 and 12,621.16 is: 17,416.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,052.84 : 30,432.10 = 12,621.16 : x
  2. Step 2: Convert to fraction form
    22,052.84/30,432.10 = 12,621.16/x
  3. Step 3: Cross multiply
    22,052.84x = 30,432.10 × 12,621.16
  4. Step 4: Simplify right side
    22,052.84x = 384,088,403.24
  5. Step 5: Solve for x
    x = 384,088,403.24/22,052.84
  6. Step 6: Final answer
    x = 17,416.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.