Home / 23,289.73-32,140.02-12,679.36

Finding the Fourth Proportional to 23,289.73, 32,140.02 and 12,679.36

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Solution

The fourth proportional to 23,289.73, 32,140.02 and 12,679.36 is: 17,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,289.73 : 32,140.02 = 12,679.36 : x
  2. Step 2: Convert to fraction form
    23,289.73/32,140.02 = 12,679.36/x
  3. Step 3: Cross multiply
    23,289.73x = 32,140.02 × 12,679.36
  4. Step 4: Simplify right side
    23,289.73x = 407,514,834.60
  5. Step 5: Solve for x
    x = 407,514,834.60/23,289.73
  6. Step 6: Final answer
    x = 17,497.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.