Home / 13,651.59-20,482.31-4,768.23

Finding the Fourth Proportional to 13,651.59, 20,482.31 and 4,768.23

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Solution

The fourth proportional to 13,651.59, 20,482.31 and 4,768.23 is: 7,154.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,651.59 : 20,482.31 = 4,768.23 : x
  2. Step 2: Convert to fraction form
    13,651.59/20,482.31 = 4,768.23/x
  3. Step 3: Cross multiply
    13,651.59x = 20,482.31 × 4,768.23
  4. Step 4: Simplify right side
    13,651.59x = 97,664,267.51
  5. Step 5: Solve for x
    x = 97,664,267.51/13,651.59
  6. Step 6: Final answer
    x = 7,154.06

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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.