Home / 13,435.62-20,157.06-4,671.02

Finding the Fourth Proportional to 13,435.62, 20,157.06 and 4,671.02

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Solution

The fourth proportional to 13,435.62, 20,157.06 and 4,671.02 is: 7,007.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,435.62 : 20,157.06 = 4,671.02 : x
  2. Step 2: Convert to fraction form
    13,435.62/20,157.06 = 4,671.02/x
  3. Step 3: Cross multiply
    13,435.62x = 20,157.06 × 4,671.02
  4. Step 4: Simplify right side
    13,435.62x = 94,154,030.40
  5. Step 5: Solve for x
    x = 94,154,030.40/13,435.62
  6. Step 6: Final answer
    x = 7,007.79

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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.