Home / 27,307.41-37,690.37-17,870.50

Finding the Fourth Proportional to 27,307.41, 37,690.37 and 17,870.50

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Solution

The fourth proportional to 27,307.41, 37,690.37 and 17,870.50 is: 24,665.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,307.41 : 37,690.37 = 17,870.50 : x
  2. Step 2: Convert to fraction form
    27,307.41/37,690.37 = 17,870.50/x
  3. Step 3: Cross multiply
    27,307.41x = 37,690.37 × 17,870.50
  4. Step 4: Simplify right side
    27,307.41x = 673,545,757.09
  5. Step 5: Solve for x
    x = 673,545,757.09/27,307.41
  6. Step 6: Final answer
    x = 24,665.31

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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.