Home / 22,102.08-30,460.80-16,124.16

Finding the Fourth Proportional to 22,102.08, 30,460.80 and 16,124.16

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Solution

The fourth proportional to 22,102.08, 30,460.80 and 16,124.16 is: 22,222.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102.08 : 30,460.80 = 16,124.16 : x
  2. Step 2: Convert to fraction form
    22,102.08/30,460.80 = 16,124.16/x
  3. Step 3: Cross multiply
    22,102.08x = 30,460.80 × 16,124.16
  4. Step 4: Simplify right side
    22,102.08x = 491,154,812.93
  5. Step 5: Solve for x
    x = 491,154,812.93/22,102.08
  6. Step 6: Final answer
    x = 22,222.11

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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.