Home / 17,513.21-26,386.81-15,849.57

Finding the Fourth Proportional to 17,513.21, 26,386.81 and 15,849.57

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Solution

The fourth proportional to 17,513.21, 26,386.81 and 15,849.57 is: 23,880.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,513.21 : 26,386.81 = 15,849.57 : x
  2. Step 2: Convert to fraction form
    17,513.21/26,386.81 = 15,849.57/x
  3. Step 3: Cross multiply
    17,513.21x = 26,386.81 × 15,849.57
  4. Step 4: Simplify right side
    17,513.21x = 418,219,740.65
  5. Step 5: Solve for x
    x = 418,219,740.65/17,513.21
  6. Step 6: Final answer
    x = 23,880.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.