Home / 27,440.67-37,870.02-16,689.75

Finding the Fourth Proportional to 27,440.67, 37,870.02 and 16,689.75

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Solution

The fourth proportional to 27,440.67, 37,870.02 and 16,689.75 is: 23,033.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,440.67 : 37,870.02 = 16,689.75 : x
  2. Step 2: Convert to fraction form
    27,440.67/37,870.02 = 16,689.75/x
  3. Step 3: Cross multiply
    27,440.67x = 37,870.02 × 16,689.75
  4. Step 4: Simplify right side
    27,440.67x = 632,041,166.30
  5. Step 5: Solve for x
    x = 632,041,166.30/27,440.67
  6. Step 6: Final answer
    x = 23,033.01

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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.