Home / 53,435.02-80,134.97-19,693.25

Finding the Fourth Proportional to 53,435.02, 80,134.97 and 19,693.25

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Solution

The fourth proportional to 53,435.02, 80,134.97 and 19,693.25 is: 29,533.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,435.02 : 80,134.97 = 19,693.25 : x
  2. Step 2: Convert to fraction form
    53,435.02/80,134.97 = 19,693.25/x
  3. Step 3: Cross multiply
    53,435.02x = 80,134.97 × 19,693.25
  4. Step 4: Simplify right side
    53,435.02x = 1,578,117,899.49
  5. Step 5: Solve for x
    x = 1,578,117,899.49/53,435.02
  6. Step 6: Final answer
    x = 29,533.40

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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.