Home / 39,784.86-54,895.77-23,657.55

Finding the Fourth Proportional to 39,784.86, 54,895.77 and 23,657.55

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Solution

The fourth proportional to 39,784.86, 54,895.77 and 23,657.55 is: 32,643.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,784.86 : 54,895.77 = 23,657.55 : x
  2. Step 2: Convert to fraction form
    39,784.86/54,895.77 = 23,657.55/x
  3. Step 3: Cross multiply
    39,784.86x = 54,895.77 × 23,657.55
  4. Step 4: Simplify right side
    39,784.86x = 1,298,699,423.56
  5. Step 5: Solve for x
    x = 1,298,699,423.56/39,784.86
  6. Step 6: Final answer
    x = 32,643.06

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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.