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Finding the Fourth Proportional to 65,008.94, 97,525.47 and 20,623.70

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Solution

The fourth proportional to 65,008.94, 97,525.47 and 20,623.70 is: 30,939.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,008.94 : 97,525.47 = 20,623.70 : x
  2. Step 2: Convert to fraction form
    65,008.94/97,525.47 = 20,623.70/x
  3. Step 3: Cross multiply
    65,008.94x = 97,525.47 × 20,623.70
  4. Step 4: Simplify right side
    65,008.94x = 2,011,336,035.64
  5. Step 5: Solve for x
    x = 2,011,336,035.64/65,008.94
  6. Step 6: Final answer
    x = 30,939.38

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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.