Home / 13,289.52-19,931.54-5,889.26

Finding the Fourth Proportional to 13,289.52, 19,931.54 and 5,889.26

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Solution

The fourth proportional to 13,289.52, 19,931.54 and 5,889.26 is: 8,832.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,289.52 : 19,931.54 = 5,889.26 : x
  2. Step 2: Convert to fraction form
    13,289.52/19,931.54 = 5,889.26/x
  3. Step 3: Cross multiply
    13,289.52x = 19,931.54 × 5,889.26
  4. Step 4: Simplify right side
    13,289.52x = 117,382,074.77
  5. Step 5: Solve for x
    x = 117,382,074.77/13,289.52
  6. Step 6: Final answer
    x = 8,832.68

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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.