Home / 14,625.34-20,181.40-8,250.51

Finding the Fourth Proportional to 14,625.34, 20,181.40 and 8,250.51

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Solution

The fourth proportional to 14,625.34, 20,181.40 and 8,250.51 is: 11,384.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,625.34 : 20,181.40 = 8,250.51 : x
  2. Step 2: Convert to fraction form
    14,625.34/20,181.40 = 8,250.51/x
  3. Step 3: Cross multiply
    14,625.34x = 20,181.40 × 8,250.51
  4. Step 4: Simplify right side
    14,625.34x = 166,506,842.51
  5. Step 5: Solve for x
    x = 166,506,842.51/14,625.34
  6. Step 6: Final answer
    x = 11,384.82

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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.