Home / 15,853.88-23,779.02-4,168.01

Finding the Fourth Proportional to 15,853.88, 23,779.02 and 4,168.01

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Solution

The fourth proportional to 15,853.88, 23,779.02 and 4,168.01 is: 6,251.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,853.88 : 23,779.02 = 4,168.01 : x
  2. Step 2: Convert to fraction form
    15,853.88/23,779.02 = 4,168.01/x
  3. Step 3: Cross multiply
    15,853.88x = 23,779.02 × 4,168.01
  4. Step 4: Simplify right side
    15,853.88x = 99,111,193.15
  5. Step 5: Solve for x
    x = 99,111,193.15/15,853.88
  6. Step 6: Final answer
    x = 6,251.54

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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.