Home / 15,611.82-23,417.01-5,750.43

Finding the Fourth Proportional to 15,611.82, 23,417.01 and 5,750.43

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Solution

The fourth proportional to 15,611.82, 23,417.01 and 5,750.43 is: 8,625.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,611.82 : 23,417.01 = 5,750.43 : x
  2. Step 2: Convert to fraction form
    15,611.82/23,417.01 = 5,750.43/x
  3. Step 3: Cross multiply
    15,611.82x = 23,417.01 × 5,750.43
  4. Step 4: Simplify right side
    15,611.82x = 134,657,876.81
  5. Step 5: Solve for x
    x = 134,657,876.81/15,611.82
  6. Step 6: Final answer
    x = 8,625.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.