Home / 13,288.24-19,921.04-5,888.67

Finding the Fourth Proportional to 13,288.24, 19,921.04 and 5,888.67

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Solution

The fourth proportional to 13,288.24, 19,921.04 and 5,888.67 is: 8,827.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,288.24 : 19,921.04 = 5,888.67 : x
  2. Step 2: Convert to fraction form
    13,288.24/19,921.04 = 5,888.67/x
  3. Step 3: Cross multiply
    13,288.24x = 19,921.04 × 5,888.67
  4. Step 4: Simplify right side
    13,288.24x = 117,308,345.73
  5. Step 5: Solve for x
    x = 117,308,345.73/13,288.24
  6. Step 6: Final answer
    x = 8,827.98

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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.