Home / 19,271.68-26,585.08-12,568.52

Finding the Fourth Proportional to 19,271.68, 26,585.08 and 12,568.52

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Solution

The fourth proportional to 19,271.68, 26,585.08 and 12,568.52 is: 17,338.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,271.68 : 26,585.08 = 12,568.52 : x
  2. Step 2: Convert to fraction form
    19,271.68/26,585.08 = 12,568.52/x
  3. Step 3: Cross multiply
    19,271.68x = 26,585.08 × 12,568.52
  4. Step 4: Simplify right side
    19,271.68x = 334,135,109.68
  5. Step 5: Solve for x
    x = 334,135,109.68/19,271.68
  6. Step 6: Final answer
    x = 17,338.14

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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.