Home / 56,718.84-85,090.96-17,279.04

Finding the Fourth Proportional to 56,718.84, 85,090.96 and 17,279.04

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Solution

The fourth proportional to 56,718.84, 85,090.96 and 17,279.04 is: 25,922.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,718.84 : 85,090.96 = 17,279.04 : x
  2. Step 2: Convert to fraction form
    56,718.84/85,090.96 = 17,279.04/x
  3. Step 3: Cross multiply
    56,718.84x = 85,090.96 × 17,279.04
  4. Step 4: Simplify right side
    56,718.84x = 1,470,290,101.48
  5. Step 5: Solve for x
    x = 1,470,290,101.48/56,718.84
  6. Step 6: Final answer
    x = 25,922.43

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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.