Home / 56,311.24-84,465.86-14,190.38

Finding the Fourth Proportional to 56,311.24, 84,465.86 and 14,190.38

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Solution

The fourth proportional to 56,311.24, 84,465.86 and 14,190.38 is: 21,285.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,311.24 : 84,465.86 = 14,190.38 : x
  2. Step 2: Convert to fraction form
    56,311.24/84,465.86 = 14,190.38/x
  3. Step 3: Cross multiply
    56,311.24x = 84,465.86 × 14,190.38
  4. Step 4: Simplify right side
    56,311.24x = 1,198,602,474.84
  5. Step 5: Solve for x
    x = 1,198,602,474.84/56,311.24
  6. Step 6: Final answer
    x = 21,285.32

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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.