Home / 16,720.01-25,080.06-4,240.04

Finding the Fourth Proportional to 16,720.01, 25,080.06 and 4,240.04

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Solution

The fourth proportional to 16,720.01, 25,080.06 and 4,240.04 is: 6,360.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720.01 : 25,080.06 = 4,240.04 : x
  2. Step 2: Convert to fraction form
    16,720.01/25,080.06 = 4,240.04/x
  3. Step 3: Cross multiply
    16,720.01x = 25,080.06 × 4,240.04
  4. Step 4: Simplify right side
    16,720.01x = 106,340,559.72
  5. Step 5: Solve for x
    x = 106,340,559.72/16,720.01
  6. Step 6: Final answer
    x = 6,360.08

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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.