Home / 16,605.58-22,913.84-9,890.26

Finding the Fourth Proportional to 16,605.58, 22,913.84 and 9,890.26

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Solution

The fourth proportional to 16,605.58, 22,913.84 and 9,890.26 is: 13,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,605.58 : 22,913.84 = 9,890.26 : x
  2. Step 2: Convert to fraction form
    16,605.58/22,913.84 = 9,890.26/x
  3. Step 3: Cross multiply
    16,605.58x = 22,913.84 × 9,890.26
  4. Step 4: Simplify right side
    16,605.58x = 226,623,835.20
  5. Step 5: Solve for x
    x = 226,623,835.20/16,605.58
  6. Step 6: Final answer
    x = 13,647.45

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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.