Home / 27,025.50-37,307.63-20,313.29

Finding the Fourth Proportional to 27,025.50, 37,307.63 and 20,313.29

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Solution

The fourth proportional to 27,025.50, 37,307.63 and 20,313.29 is: 28,041.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,025.50 : 37,307.63 = 20,313.29 : x
  2. Step 2: Convert to fraction form
    27,025.50/37,307.63 = 20,313.29/x
  3. Step 3: Cross multiply
    27,025.50x = 37,307.63 × 20,313.29
  4. Step 4: Simplify right side
    27,025.50x = 757,840,689.40
  5. Step 5: Solve for x
    x = 757,840,689.40/27,025.50
  6. Step 6: Final answer
    x = 28,041.69

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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.