Home / 17,917.61-24,637.77-15,924.60

Finding the Fourth Proportional to 17,917.61, 24,637.77 and 15,924.60

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Solution

The fourth proportional to 17,917.61, 24,637.77 and 15,924.60 is: 21,897.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,917.61 : 24,637.77 = 15,924.60 : x
  2. Step 2: Convert to fraction form
    17,917.61/24,637.77 = 15,924.60/x
  3. Step 3: Cross multiply
    17,917.61x = 24,637.77 × 15,924.60
  4. Step 4: Simplify right side
    17,917.61x = 392,346,632.14
  5. Step 5: Solve for x
    x = 392,346,632.14/17,917.61
  6. Step 6: Final answer
    x = 21,897.27

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1.5x scale

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.