Home / 39,595.64-54,640.37-23,688.86

Finding the Fourth Proportional to 39,595.64, 54,640.37 and 23,688.86

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Solution

The fourth proportional to 39,595.64, 54,640.37 and 23,688.86 is: 32,689.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,595.64 : 54,640.37 = 23,688.86 : x
  2. Step 2: Convert to fraction form
    39,595.64/54,640.37 = 23,688.86/x
  3. Step 3: Cross multiply
    39,595.64x = 54,640.37 × 23,688.86
  4. Step 4: Simplify right side
    39,595.64x = 1,294,367,861.30
  5. Step 5: Solve for x
    x = 1,294,367,861.30/39,595.64
  6. Step 6: Final answer
    x = 32,689.66

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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.