Home / 56,985.12-85,477.68-23,704.56

Finding the Fourth Proportional to 56,985.12, 85,477.68 and 23,704.56

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Solution

The fourth proportional to 56,985.12, 85,477.68 and 23,704.56 is: 35,556.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,985.12 : 85,477.68 = 23,704.56 : x
  2. Step 2: Convert to fraction form
    56,985.12/85,477.68 = 23,704.56/x
  3. Step 3: Cross multiply
    56,985.12x = 85,477.68 × 23,704.56
  4. Step 4: Simplify right side
    56,985.12x = 2,026,210,794.22
  5. Step 5: Solve for x
    x = 2,026,210,794.22/56,985.12
  6. Step 6: Final answer
    x = 35,556.84

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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.