Home / 31,794.63-47,700.47-11,018.13

Finding the Fourth Proportional to 31,794.63, 47,700.47 and 11,018.13

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Solution

The fourth proportional to 31,794.63, 47,700.47 and 11,018.13 is: 16,530.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,794.63 : 47,700.47 = 11,018.13 : x
  2. Step 2: Convert to fraction form
    31,794.63/47,700.47 = 11,018.13/x
  3. Step 3: Cross multiply
    31,794.63x = 47,700.47 × 11,018.13
  4. Step 4: Simplify right side
    31,794.63x = 525,569,979.52
  5. Step 5: Solve for x
    x = 525,569,979.52/31,794.63
  6. Step 6: Final answer
    x = 16,530.15

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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.