Home / 15,533.27-23,281.67-8,141.21

Finding the Fourth Proportional to 15,533.27, 23,281.67 and 8,141.21

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Solution

The fourth proportional to 15,533.27, 23,281.67 and 8,141.21 is: 12,202.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,533.27 : 23,281.67 = 8,141.21 : x
  2. Step 2: Convert to fraction form
    15,533.27/23,281.67 = 8,141.21/x
  3. Step 3: Cross multiply
    15,533.27x = 23,281.67 × 8,141.21
  4. Step 4: Simplify right side
    15,533.27x = 189,540,807.51
  5. Step 5: Solve for x
    x = 189,540,807.51/15,533.27
  6. Step 6: Final answer
    x = 12,202.25

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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.