Home / 56,764.84-85,147.26-17,322.16

Finding the Fourth Proportional to 56,764.84, 85,147.26 and 17,322.16

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Solution

The fourth proportional to 56,764.84, 85,147.26 and 17,322.16 is: 25,983.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,764.84 : 85,147.26 = 17,322.16 : x
  2. Step 2: Convert to fraction form
    56,764.84/85,147.26 = 17,322.16/x
  3. Step 3: Cross multiply
    56,764.84x = 85,147.26 × 17,322.16
  4. Step 4: Simplify right side
    56,764.84x = 1,474,934,461.28
  5. Step 5: Solve for x
    x = 1,474,934,461.28/56,764.84
  6. Step 6: Final answer
    x = 25,983.24

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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.