Home / 16,713.87-23,064.12-9,158.70

Finding the Fourth Proportional to 16,713.87, 23,064.12 and 9,158.70

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Solution

The fourth proportional to 16,713.87, 23,064.12 and 9,158.70 is: 12,638.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,713.87 : 23,064.12 = 9,158.70 : x
  2. Step 2: Convert to fraction form
    16,713.87/23,064.12 = 9,158.70/x
  3. Step 3: Cross multiply
    16,713.87x = 23,064.12 × 9,158.70
  4. Step 4: Simplify right side
    16,713.87x = 211,237,355.84
  5. Step 5: Solve for x
    x = 211,237,355.84/16,713.87
  6. Step 6: Final answer
    x = 12,638.45

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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.