Home / 15,630.48-23,425.32-13,651.41

Finding the Fourth Proportional to 15,630.48, 23,425.32 and 13,651.41

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Solution

The fourth proportional to 15,630.48, 23,425.32 and 13,651.41 is: 20,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,630.48 : 23,425.32 = 13,651.41 : x
  2. Step 2: Convert to fraction form
    15,630.48/23,425.32 = 13,651.41/x
  3. Step 3: Cross multiply
    15,630.48x = 23,425.32 × 13,651.41
  4. Step 4: Simplify right side
    15,630.48x = 319,788,647.70
  5. Step 5: Solve for x
    x = 319,788,647.70/15,630.48
  6. Step 6: Final answer
    x = 20,459.30

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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.