Home / 17,388.96-26,088.28-5,710.38

Finding the Fourth Proportional to 17,388.96, 26,088.28 and 5,710.38

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Solution

The fourth proportional to 17,388.96, 26,088.28 and 5,710.38 is: 8,567.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388.96 : 26,088.28 = 5,710.38 : x
  2. Step 2: Convert to fraction form
    17,388.96/26,088.28 = 5,710.38/x
  3. Step 3: Cross multiply
    17,388.96x = 26,088.28 × 5,710.38
  4. Step 4: Simplify right side
    17,388.96x = 148,973,992.35
  5. Step 5: Solve for x
    x = 148,973,992.35/17,388.96
  6. Step 6: Final answer
    x = 8,567.16

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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.