Home / 27,889.02-38,485.40-16,559.01

Finding the Fourth Proportional to 27,889.02, 38,485.40 and 16,559.01

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Solution

The fourth proportional to 27,889.02, 38,485.40 and 16,559.01 is: 22,850.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,889.02 : 38,485.40 = 16,559.01 : x
  2. Step 2: Convert to fraction form
    27,889.02/38,485.40 = 16,559.01/x
  3. Step 3: Cross multiply
    27,889.02x = 38,485.40 × 16,559.01
  4. Step 4: Simplify right side
    27,889.02x = 637,280,040.66
  5. Step 5: Solve for x
    x = 637,280,040.66/27,889.02
  6. Step 6: Final answer
    x = 22,850.57

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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.