Home / 30,733.31-46,072.47-12,008.99

Finding the Fourth Proportional to 30,733.31, 46,072.47 and 12,008.99

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Solution

The fourth proportional to 30,733.31, 46,072.47 and 12,008.99 is: 18,002.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,733.31 : 46,072.47 = 12,008.99 : x
  2. Step 2: Convert to fraction form
    30,733.31/46,072.47 = 12,008.99/x
  3. Step 3: Cross multiply
    30,733.31x = 46,072.47 × 12,008.99
  4. Step 4: Simplify right side
    30,733.31x = 553,283,831.51
  5. Step 5: Solve for x
    x = 553,283,831.51/30,733.31
  6. Step 6: Final answer
    x = 18,002.74

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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.