Home / 26,672.28-39,985.74-16,291.32

Finding the Fourth Proportional to 26,672.28, 39,985.74 and 16,291.32

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Solution

The fourth proportional to 26,672.28, 39,985.74 and 16,291.32 is: 24,423.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,672.28 : 39,985.74 = 16,291.32 : x
  2. Step 2: Convert to fraction form
    26,672.28/39,985.74 = 16,291.32/x
  3. Step 3: Cross multiply
    26,672.28x = 39,985.74 × 16,291.32
  4. Step 4: Simplify right side
    26,672.28x = 651,420,485.78
  5. Step 5: Solve for x
    x = 651,420,485.78/26,672.28
  6. Step 6: Final answer
    x = 24,423.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.