Home / 22,246.61-30,700.32-12,175.01

Finding the Fourth Proportional to 22,246.61, 30,700.32 and 12,175.01

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Solution

The fourth proportional to 22,246.61, 30,700.32 and 12,175.01 is: 16,801.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,246.61 : 30,700.32 = 12,175.01 : x
  2. Step 2: Convert to fraction form
    22,246.61/30,700.32 = 12,175.01/x
  3. Step 3: Cross multiply
    22,246.61x = 30,700.32 × 12,175.01
  4. Step 4: Simplify right side
    22,246.61x = 373,776,703.00
  5. Step 5: Solve for x
    x = 373,776,703.00/22,246.61
  6. Step 6: Final answer
    x = 16,801.51

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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.