Home / 14,263.89-19,689.12-9,802.41

Finding the Fourth Proportional to 14,263.89, 19,689.12 and 9,802.41

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Solution

The fourth proportional to 14,263.89, 19,689.12 and 9,802.41 is: 13,530.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.89 : 19,689.12 = 9,802.41 : x
  2. Step 2: Convert to fraction form
    14,263.89/19,689.12 = 9,802.41/x
  3. Step 3: Cross multiply
    14,263.89x = 19,689.12 × 9,802.41
  4. Step 4: Simplify right side
    14,263.89x = 193,000,826.78
  5. Step 5: Solve for x
    x = 193,000,826.78/14,263.89
  6. Step 6: Final answer
    x = 13,530.73

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1.5x scale

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.