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Finding the Fourth Proportional to 45,507.51, 68,292.02 and 15,925.61

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Solution

The fourth proportional to 45,507.51, 68,292.02 and 15,925.61 is: 23,899.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,507.51 : 68,292.02 = 15,925.61 : x
  2. Step 2: Convert to fraction form
    45,507.51/68,292.02 = 15,925.61/x
  3. Step 3: Cross multiply
    45,507.51x = 68,292.02 × 15,925.61
  4. Step 4: Simplify right side
    45,507.51x = 1,087,591,655.54
  5. Step 5: Solve for x
    x = 1,087,591,655.54/45,507.51
  6. Step 6: Final answer
    x = 23,899.17

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1.5x scale

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.