Home / 12,433.47-18,648.36-4,534.13

Finding the Fourth Proportional to 12,433.47, 18,648.36 and 4,534.13

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Solution

The fourth proportional to 12,433.47, 18,648.36 and 4,534.13 is: 6,800.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,433.47 : 18,648.36 = 4,534.13 : x
  2. Step 2: Convert to fraction form
    12,433.47/18,648.36 = 4,534.13/x
  3. Step 3: Cross multiply
    12,433.47x = 18,648.36 × 4,534.13
  4. Step 4: Simplify right side
    12,433.47x = 84,554,030.25
  5. Step 5: Solve for x
    x = 84,554,030.25/12,433.47
  6. Step 6: Final answer
    x = 6,800.52

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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.