Home / 37,311.24-51,490.74-20,316.18

Finding the Fourth Proportional to 37,311.24, 51,490.74 and 20,316.18

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Solution

The fourth proportional to 37,311.24, 51,490.74 and 20,316.18 is: 28,037.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,311.24 : 51,490.74 = 20,316.18 : x
  2. Step 2: Convert to fraction form
    37,311.24/51,490.74 = 20,316.18/x
  3. Step 3: Cross multiply
    37,311.24x = 51,490.74 × 20,316.18
  4. Step 4: Simplify right side
    37,311.24x = 1,046,095,142.17
  5. Step 5: Solve for x
    x = 1,046,095,142.17/37,311.24
  6. Step 6: Final answer
    x = 28,037.00

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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.