Home / 40,768.40-56,259-22,866.32

Finding the Fourth Proportional to 40,768.40, 56,259 and 22,866.32

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Solution

The fourth proportional to 40,768.40, 56,259 and 22,866.32 is: 31,554.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,768.40 : 56,259 = 22,866.32 : x
  2. Step 2: Convert to fraction form
    40,768.40/56,259 = 22,866.32/x
  3. Step 3: Cross multiply
    40,768.40x = 56,259 × 22,866.32
  4. Step 4: Simplify right side
    40,768.40x = 1,286,436,296.88
  5. Step 5: Solve for x
    x = 1,286,436,296.88/40,768.40
  6. Step 6: Final answer
    x = 31,554.74

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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.