Home / 56,313.24-77,622.12-38,158.44

Finding the Fourth Proportional to 56,313.24, 77,622.12 and 38,158.44

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Solution

The fourth proportional to 56,313.24, 77,622.12 and 38,158.44 is: 52,597.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,313.24 : 77,622.12 = 38,158.44 : x
  2. Step 2: Convert to fraction form
    56,313.24/77,622.12 = 38,158.44/x
  3. Step 3: Cross multiply
    56,313.24x = 77,622.12 × 38,158.44
  4. Step 4: Simplify right side
    56,313.24x = 2,961,939,008.69
  5. Step 5: Solve for x
    x = 2,961,939,008.69/56,313.24
  6. Step 6: Final answer
    x = 52,597.56

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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.