Home / 31,603.30-43,611.72-17,455.84

Finding the Fourth Proportional to 31,603.30, 43,611.72 and 17,455.84

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Solution

The fourth proportional to 31,603.30, 43,611.72 and 17,455.84 is: 24,088.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,603.30 : 43,611.72 = 17,455.84 : x
  2. Step 2: Convert to fraction form
    31,603.30/43,611.72 = 17,455.84/x
  3. Step 3: Cross multiply
    31,603.30x = 43,611.72 × 17,455.84
  4. Step 4: Simplify right side
    31,603.30x = 761,279,031.96
  5. Step 5: Solve for x
    x = 761,279,031.96/31,603.30
  6. Step 6: Final answer
    x = 24,088.59

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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.