Home / 56,715.08-78,274.68-32,849.24

Finding the Fourth Proportional to 56,715.08, 78,274.68 and 32,849.24

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Solution

The fourth proportional to 56,715.08, 78,274.68 and 32,849.24 is: 45,336.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,715.08 : 78,274.68 = 32,849.24 : x
  2. Step 2: Convert to fraction form
    56,715.08/78,274.68 = 32,849.24/x
  3. Step 3: Cross multiply
    56,715.08x = 78,274.68 × 32,849.24
  4. Step 4: Simplify right side
    56,715.08x = 2,571,263,749.24
  5. Step 5: Solve for x
    x = 2,571,263,749.24/56,715.08
  6. Step 6: Final answer
    x = 45,336.51

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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.