Home / 16,748.98-23,111.88-9,677.68

Finding the Fourth Proportional to 16,748.98, 23,111.88 and 9,677.68

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Solution

The fourth proportional to 16,748.98, 23,111.88 and 9,677.68 is: 13,354.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748.98 : 23,111.88 = 9,677.68 : x
  2. Step 2: Convert to fraction form
    16,748.98/23,111.88 = 9,677.68/x
  3. Step 3: Cross multiply
    16,748.98x = 23,111.88 × 9,677.68
  4. Step 4: Simplify right side
    16,748.98x = 223,669,378.84
  5. Step 5: Solve for x
    x = 223,669,378.84/16,748.98
  6. Step 6: Final answer
    x = 13,354.21

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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.