Home / 37,056.02-51,136.80-20,289.02

Finding the Fourth Proportional to 37,056.02, 51,136.80 and 20,289.02

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Solution

The fourth proportional to 37,056.02, 51,136.80 and 20,289.02 is: 27,998.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,056.02 : 51,136.80 = 20,289.02 : x
  2. Step 2: Convert to fraction form
    37,056.02/51,136.80 = 20,289.02/x
  3. Step 3: Cross multiply
    37,056.02x = 51,136.80 × 20,289.02
  4. Step 4: Simplify right side
    37,056.02x = 1,037,515,557.94
  5. Step 5: Solve for x
    x = 1,037,515,557.94/37,056.02
  6. Step 6: Final answer
    x = 27,998.57

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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.