Home / 17,708.15-26,537.43-13,320.47

Finding the Fourth Proportional to 17,708.15, 26,537.43 and 13,320.47

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Solution

The fourth proportional to 17,708.15, 26,537.43 and 13,320.47 is: 19,962.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,708.15 : 26,537.43 = 13,320.47 : x
  2. Step 2: Convert to fraction form
    17,708.15/26,537.43 = 13,320.47/x
  3. Step 3: Cross multiply
    17,708.15x = 26,537.43 × 13,320.47
  4. Step 4: Simplify right side
    17,708.15x = 353,490,907.50
  5. Step 5: Solve for x
    x = 353,490,907.50/17,708.15
  6. Step 6: Final answer
    x = 19,962.05

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1.5x scale

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.