Home / 56,695.32-85,047.30-17,255.80

Finding the Fourth Proportional to 56,695.32, 85,047.30 and 17,255.80

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Solution

The fourth proportional to 56,695.32, 85,047.30 and 17,255.80 is: 25,885.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,695.32 : 85,047.30 = 17,255.80 : x
  2. Step 2: Convert to fraction form
    56,695.32/85,047.30 = 17,255.80/x
  3. Step 3: Cross multiply
    56,695.32x = 85,047.30 × 17,255.80
  4. Step 4: Simplify right side
    56,695.32x = 1,467,559,199.34
  5. Step 5: Solve for x
    x = 1,467,559,199.34/56,695.32
  6. Step 6: Final answer
    x = 25,885.01

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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.