Home / 12,042.74-18,060.45-4,646.62

Finding the Fourth Proportional to 12,042.74, 18,060.45 and 4,646.62

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Solution

The fourth proportional to 12,042.74, 18,060.45 and 4,646.62 is: 6,968.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.74 : 18,060.45 = 4,646.62 : x
  2. Step 2: Convert to fraction form
    12,042.74/18,060.45 = 4,646.62/x
  3. Step 3: Cross multiply
    12,042.74x = 18,060.45 × 4,646.62
  4. Step 4: Simplify right side
    12,042.74x = 83,920,048.18
  5. Step 5: Solve for x
    x = 83,920,048.18/12,042.74
  6. Step 6: Final answer
    x = 6,968.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.