Home / 48,428.42-66,827.16-26,918.78

Finding the Fourth Proportional to 48,428.42, 66,827.16 and 26,918.78

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Solution

The fourth proportional to 48,428.42, 66,827.16 and 26,918.78 is: 37,145.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,428.42 : 66,827.16 = 26,918.78 : x
  2. Step 2: Convert to fraction form
    48,428.42/66,827.16 = 26,918.78/x
  3. Step 3: Cross multiply
    48,428.42x = 66,827.16 × 26,918.78
  4. Step 4: Simplify right side
    48,428.42x = 1,798,905,618.06
  5. Step 5: Solve for x
    x = 1,798,905,618.06/48,428.42
  6. Step 6: Final answer
    x = 37,145.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.