Home / 20,065.10-30,102.51-6,025.10

Finding the Fourth Proportional to 20,065.10, 30,102.51 and 6,025.10

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Solution

The fourth proportional to 20,065.10, 30,102.51 and 6,025.10 is: 9,039.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,065.10 : 30,102.51 = 6,025.10 : x
  2. Step 2: Convert to fraction form
    20,065.10/30,102.51 = 6,025.10/x
  3. Step 3: Cross multiply
    20,065.10x = 30,102.51 × 6,025.10
  4. Step 4: Simplify right side
    20,065.10x = 181,370,482.49
  5. Step 5: Solve for x
    x = 181,370,482.49/20,065.10
  6. Step 6: Final answer
    x = 9,039.10

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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.