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Finding the Fourth Proportional to 37,315.51, 51,407.79 and 25,965.51

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Solution

The fourth proportional to 37,315.51, 51,407.79 and 25,965.51 is: 35,771.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,315.51 : 51,407.79 = 25,965.51 : x
  2. Step 2: Convert to fraction form
    37,315.51/51,407.79 = 25,965.51/x
  3. Step 3: Cross multiply
    37,315.51x = 51,407.79 × 25,965.51
  4. Step 4: Simplify right side
    37,315.51x = 1,334,829,228.28
  5. Step 5: Solve for x
    x = 1,334,829,228.28/37,315.51
  6. Step 6: Final answer
    x = 35,771.44

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1.5x scale

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.