Home / 51,643.37-77,402.74-26,669.81

Finding the Fourth Proportional to 51,643.37, 77,402.74 and 26,669.81

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Solution

The fourth proportional to 51,643.37, 77,402.74 and 26,669.81 is: 39,972.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,643.37 : 77,402.74 = 26,669.81 : x
  2. Step 2: Convert to fraction form
    51,643.37/77,402.74 = 26,669.81/x
  3. Step 3: Cross multiply
    51,643.37x = 77,402.74 × 26,669.81
  4. Step 4: Simplify right side
    51,643.37x = 2,064,316,110.73
  5. Step 5: Solve for x
    x = 2,064,316,110.73/51,643.37
  6. Step 6: Final answer
    x = 39,972.53

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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.