Home / 56,664.09-84,990.74-17,221.55

Finding the Fourth Proportional to 56,664.09, 84,990.74 and 17,221.55

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Solution

The fourth proportional to 56,664.09, 84,990.74 and 17,221.55 is: 25,830.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,664.09 : 84,990.74 = 17,221.55 : x
  2. Step 2: Convert to fraction form
    56,664.09/84,990.74 = 17,221.55/x
  3. Step 3: Cross multiply
    56,664.09x = 84,990.74 × 17,221.55
  4. Step 4: Simplify right side
    56,664.09x = 1,463,671,767.39
  5. Step 5: Solve for x
    x = 1,463,671,767.39/56,664.09
  6. Step 6: Final answer
    x = 25,830.68

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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.