Home / 23,032.86-31,790.55-16,311.42

Finding the Fourth Proportional to 23,032.86, 31,790.55 and 16,311.42

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Solution

The fourth proportional to 23,032.86, 31,790.55 and 16,311.42 is: 22,513.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,032.86 : 31,790.55 = 16,311.42 : x
  2. Step 2: Convert to fraction form
    23,032.86/31,790.55 = 16,311.42/x
  3. Step 3: Cross multiply
    23,032.86x = 31,790.55 × 16,311.42
  4. Step 4: Simplify right side
    23,032.86x = 518,549,013.08
  5. Step 5: Solve for x
    x = 518,549,013.08/23,032.86
  6. Step 6: Final answer
    x = 22,513.44

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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.