Home / 16,987.16-25,461.30-6,590

Finding the Fourth Proportional to 16,987.16, 25,461.30 and 6,590

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Solution

The fourth proportional to 16,987.16, 25,461.30 and 6,590 is: 9,877.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,987.16 : 25,461.30 = 6,590 : x
  2. Step 2: Convert to fraction form
    16,987.16/25,461.30 = 6,590/x
  3. Step 3: Cross multiply
    16,987.16x = 25,461.30 × 6,590
  4. Step 4: Simplify right side
    16,987.16x = 167,789,967
  5. Step 5: Solve for x
    x = 167,789,967/16,987.16
  6. Step 6: Final answer
    x = 9,877.46

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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.