Home / 56,928.44-85,348.66-21,389.01

Finding the Fourth Proportional to 56,928.44, 85,348.66 and 21,389.01

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Solution

The fourth proportional to 56,928.44, 85,348.66 and 21,389.01 is: 32,066.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,928.44 : 85,348.66 = 21,389.01 : x
  2. Step 2: Convert to fraction form
    56,928.44/85,348.66 = 21,389.01/x
  3. Step 3: Cross multiply
    56,928.44x = 85,348.66 × 21,389.01
  4. Step 4: Simplify right side
    56,928.44x = 1,825,523,342.23
  5. Step 5: Solve for x
    x = 1,825,523,342.23/56,928.44
  6. Step 6: Final answer
    x = 32,066.98

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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.