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Finding the Fourth Proportional to 56,485.32, 84,672.90 and 26,895.24

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Solution

The fourth proportional to 56,485.32, 84,672.90 and 26,895.24 is: 40,316.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,485.32 : 84,672.90 = 26,895.24 : x
  2. Step 2: Convert to fraction form
    56,485.32/84,672.90 = 26,895.24/x
  3. Step 3: Cross multiply
    56,485.32x = 84,672.90 × 26,895.24
  4. Step 4: Simplify right side
    56,485.32x = 2,277,297,967.00
  5. Step 5: Solve for x
    x = 2,277,297,967.00/56,485.32
  6. Step 6: Final answer
    x = 40,316.63

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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.