Home / 13,865.98-19,149.03-8,832.46

Finding the Fourth Proportional to 13,865.98, 19,149.03 and 8,832.46

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Solution

The fourth proportional to 13,865.98, 19,149.03 and 8,832.46 is: 12,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,865.98 : 19,149.03 = 8,832.46 : x
  2. Step 2: Convert to fraction form
    13,865.98/19,149.03 = 8,832.46/x
  3. Step 3: Cross multiply
    13,865.98x = 19,149.03 × 8,832.46
  4. Step 4: Simplify right side
    13,865.98x = 169,133,041.51
  5. Step 5: Solve for x
    x = 169,133,041.51/13,865.98
  6. Step 6: Final answer
    x = 12,197.70

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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.