Home / 22,307.16-30,783.62-12,098.04

Finding the Fourth Proportional to 22,307.16, 30,783.62 and 12,098.04

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Solution

The fourth proportional to 22,307.16, 30,783.62 and 12,098.04 is: 16,695.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,307.16 : 30,783.62 = 12,098.04 : x
  2. Step 2: Convert to fraction form
    22,307.16/30,783.62 = 12,098.04/x
  3. Step 3: Cross multiply
    22,307.16x = 30,783.62 × 12,098.04
  4. Step 4: Simplify right side
    22,307.16x = 372,421,466.10
  5. Step 5: Solve for x
    x = 372,421,466.10/22,307.16
  6. Step 6: Final answer
    x = 16,695.15

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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.