Home / 39,895.88-55,091.76-24,814.40

Finding the Fourth Proportional to 39,895.88, 55,091.76 and 24,814.40

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Solution

The fourth proportional to 39,895.88, 55,091.76 and 24,814.40 is: 34,265.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,895.88 : 55,091.76 = 24,814.40 : x
  2. Step 2: Convert to fraction form
    39,895.88/55,091.76 = 24,814.40/x
  3. Step 3: Cross multiply
    39,895.88x = 55,091.76 × 24,814.40
  4. Step 4: Simplify right side
    39,895.88x = 1,367,068,969.34
  5. Step 5: Solve for x
    x = 1,367,068,969.34/39,895.88
  6. Step 6: Final answer
    x = 34,265.92

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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.