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Finding the Fourth Proportional to 57,510.72, 79,364.24 and 32,359.68

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Solution

The fourth proportional to 57,510.72, 79,364.24 and 32,359.68 is: 44,656.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,510.72 : 79,364.24 = 32,359.68 : x
  2. Step 2: Convert to fraction form
    57,510.72/79,364.24 = 32,359.68/x
  3. Step 3: Cross multiply
    57,510.72x = 79,364.24 × 32,359.68
  4. Step 4: Simplify right side
    57,510.72x = 2,568,201,409.84
  5. Step 5: Solve for x
    x = 2,568,201,409.84/57,510.72
  6. Step 6: Final answer
    x = 44,656.05

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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.