Home / 51,605.02-77,415.27-18,322.32

Finding the Fourth Proportional to 51,605.02, 77,415.27 and 18,322.32

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Solution

The fourth proportional to 51,605.02, 77,415.27 and 18,322.32 is: 27,486.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,605.02 : 77,415.27 = 18,322.32 : x
  2. Step 2: Convert to fraction form
    51,605.02/77,415.27 = 18,322.32/x
  3. Step 3: Cross multiply
    51,605.02x = 77,415.27 × 18,322.32
  4. Step 4: Simplify right side
    51,605.02x = 1,418,427,349.83
  5. Step 5: Solve for x
    x = 1,418,427,349.83/51,605.02
  6. Step 6: Final answer
    x = 27,486.23

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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.