Home / 13,312.14-19,926.69-9,806.10

Finding the Fourth Proportional to 13,312.14, 19,926.69 and 9,806.10

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Solution

The fourth proportional to 13,312.14, 19,926.69 and 9,806.10 is: 14,678.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,312.14 : 19,926.69 = 9,806.10 : x
  2. Step 2: Convert to fraction form
    13,312.14/19,926.69 = 9,806.10/x
  3. Step 3: Cross multiply
    13,312.14x = 19,926.69 × 9,806.10
  4. Step 4: Simplify right side
    13,312.14x = 195,403,114.81
  5. Step 5: Solve for x
    x = 195,403,114.81/13,312.14
  6. Step 6: Final answer
    x = 14,678.57

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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.