Home / 22,006.42-30,368.04-13,048.63

Finding the Fourth Proportional to 22,006.42, 30,368.04 and 13,048.63

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Solution

The fourth proportional to 22,006.42, 30,368.04 and 13,048.63 is: 18,006.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,006.42 : 30,368.04 = 13,048.63 : x
  2. Step 2: Convert to fraction form
    22,006.42/30,368.04 = 13,048.63/x
  3. Step 3: Cross multiply
    22,006.42x = 30,368.04 × 13,048.63
  4. Step 4: Simplify right side
    22,006.42x = 396,261,317.79
  5. Step 5: Solve for x
    x = 396,261,317.79/22,006.42
  6. Step 6: Final answer
    x = 18,006.62

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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.