Home / 56,504.64-84,759.36-19,065.60

Finding the Fourth Proportional to 56,504.64, 84,759.36 and 19,065.60

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Solution

The fourth proportional to 56,504.64, 84,759.36 and 19,065.60 is: 28,599.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,504.64 : 84,759.36 = 19,065.60 : x
  2. Step 2: Convert to fraction form
    56,504.64/84,759.36 = 19,065.60/x
  3. Step 3: Cross multiply
    56,504.64x = 84,759.36 × 19,065.60
  4. Step 4: Simplify right side
    56,504.64x = 1,615,988,054.02
  5. Step 5: Solve for x
    x = 1,615,988,054.02/56,504.64
  6. Step 6: Final answer
    x = 28,599.21

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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.