Home / 14,827.07-20,461.61-8,113.28

Finding the Fourth Proportional to 14,827.07, 20,461.61 and 8,113.28

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Solution

The fourth proportional to 14,827.07, 20,461.61 and 8,113.28 is: 11,196.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,827.07 : 20,461.61 = 8,113.28 : x
  2. Step 2: Convert to fraction form
    14,827.07/20,461.61 = 8,113.28/x
  3. Step 3: Cross multiply
    14,827.07x = 20,461.61 × 8,113.28
  4. Step 4: Simplify right side
    14,827.07x = 166,010,730.61
  5. Step 5: Solve for x
    x = 166,010,730.61/14,827.07
  6. Step 6: Final answer
    x = 11,196.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.