Home / 20,617.02-30,925.72-6,579.18

Finding the Fourth Proportional to 20,617.02, 30,925.72 and 6,579.18

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Solution

The fourth proportional to 20,617.02, 30,925.72 and 6,579.18 is: 9,868.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,617.02 : 30,925.72 = 6,579.18 : x
  2. Step 2: Convert to fraction form
    20,617.02/30,925.72 = 6,579.18/x
  3. Step 3: Cross multiply
    20,617.02x = 30,925.72 × 6,579.18
  4. Step 4: Simplify right side
    20,617.02x = 203,465,878.51
  5. Step 5: Solve for x
    x = 203,465,878.51/20,617.02
  6. Step 6: Final answer
    x = 9,868.83

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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.