Home / 12,319.01-16,980.26-9,625.52

Finding the Fourth Proportional to 12,319.01, 16,980.26 and 9,625.52

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Solution

The fourth proportional to 12,319.01, 16,980.26 and 9,625.52 is: 13,267.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,319.01 : 16,980.26 = 9,625.52 : x
  2. Step 2: Convert to fraction form
    12,319.01/16,980.26 = 9,625.52/x
  3. Step 3: Cross multiply
    12,319.01x = 16,980.26 × 9,625.52
  4. Step 4: Simplify right side
    12,319.01x = 163,443,699.21
  5. Step 5: Solve for x
    x = 163,443,699.21/12,319.01
  6. Step 6: Final answer
    x = 13,267.61

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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.