Home / 12,304.31-18,456.26-3,070.31

Finding the Fourth Proportional to 12,304.31, 18,456.26 and 3,070.31

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Solution

The fourth proportional to 12,304.31, 18,456.26 and 3,070.31 is: 4,605.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304.31 : 18,456.26 = 3,070.31 : x
  2. Step 2: Convert to fraction form
    12,304.31/18,456.26 = 3,070.31/x
  3. Step 3: Cross multiply
    12,304.31x = 18,456.26 × 3,070.31
  4. Step 4: Simplify right side
    12,304.31x = 56,666,332.01
  5. Step 5: Solve for x
    x = 56,666,332.01/12,304.31
  6. Step 6: Final answer
    x = 4,605.41

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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.