Home / 40,280.02-55,586.39-22,376.70

Finding the Fourth Proportional to 40,280.02, 55,586.39 and 22,376.70

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Solution

The fourth proportional to 40,280.02, 55,586.39 and 22,376.70 is: 30,879.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,280.02 : 55,586.39 = 22,376.70 : x
  2. Step 2: Convert to fraction form
    40,280.02/55,586.39 = 22,376.70/x
  3. Step 3: Cross multiply
    40,280.02x = 55,586.39 × 22,376.70
  4. Step 4: Simplify right side
    40,280.02x = 1,243,839,861.23
  5. Step 5: Solve for x
    x = 1,243,839,861.23/40,280.02
  6. Step 6: Final answer
    x = 30,879.82

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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.