Home / 13,039.24-19,547.17-4,717.30

Finding the Fourth Proportional to 13,039.24, 19,547.17 and 4,717.30

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Solution

The fourth proportional to 13,039.24, 19,547.17 and 4,717.30 is: 7,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,039.24 : 19,547.17 = 4,717.30 : x
  2. Step 2: Convert to fraction form
    13,039.24/19,547.17 = 4,717.30/x
  3. Step 3: Cross multiply
    13,039.24x = 19,547.17 × 4,717.30
  4. Step 4: Simplify right side
    13,039.24x = 92,209,865.04
  5. Step 5: Solve for x
    x = 92,209,865.04/13,039.24
  6. Step 6: Final answer
    x = 7,071.72

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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.