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Finding the Fourth Proportional to 58,516.86, 80,754.01 and 33,024.64

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Solution

The fourth proportional to 58,516.86, 80,754.01 and 33,024.64 is: 45,574.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,516.86 : 80,754.01 = 33,024.64 : x
  2. Step 2: Convert to fraction form
    58,516.86/80,754.01 = 33,024.64/x
  3. Step 3: Cross multiply
    58,516.86x = 80,754.01 × 33,024.64
  4. Step 4: Simplify right side
    58,516.86x = 2,666,871,934.42
  5. Step 5: Solve for x
    x = 2,666,871,934.42/58,516.86
  6. Step 6: Final answer
    x = 45,574.42

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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.