Home / 51,684.02-77,526.33-18,405.38

Finding the Fourth Proportional to 51,684.02, 77,526.33 and 18,405.38

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Solution

The fourth proportional to 51,684.02, 77,526.33 and 18,405.38 is: 27,608.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,684.02 : 77,526.33 = 18,405.38 : x
  2. Step 2: Convert to fraction form
    51,684.02/77,526.33 = 18,405.38/x
  3. Step 3: Cross multiply
    51,684.02x = 77,526.33 × 18,405.38
  4. Step 4: Simplify right side
    51,684.02x = 1,426,901,563.66
  5. Step 5: Solve for x
    x = 1,426,901,563.66/51,684.02
  6. Step 6: Final answer
    x = 27,608.18

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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.