Home / 40,360.96-55,704.80-23,590.72

Finding the Fourth Proportional to 40,360.96, 55,704.80 and 23,590.72

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Solution

The fourth proportional to 40,360.96, 55,704.80 and 23,590.72 is: 32,559.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,360.96 : 55,704.80 = 23,590.72 : x
  2. Step 2: Convert to fraction form
    40,360.96/55,704.80 = 23,590.72/x
  3. Step 3: Cross multiply
    40,360.96x = 55,704.80 × 23,590.72
  4. Step 4: Simplify right side
    40,360.96x = 1,314,116,339.46
  5. Step 5: Solve for x
    x = 1,314,116,339.46/40,360.96
  6. Step 6: Final answer
    x = 32,559.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.