Home / 12,059.02-16,643.37-9,220.93

Finding the Fourth Proportional to 12,059.02, 16,643.37 and 9,220.93

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Solution

The fourth proportional to 12,059.02, 16,643.37 and 9,220.93 is: 12,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.02 : 16,643.37 = 9,220.93 : x
  2. Step 2: Convert to fraction form
    12,059.02/16,643.37 = 9,220.93/x
  3. Step 3: Cross multiply
    12,059.02x = 16,643.37 × 9,220.93
  4. Step 4: Simplify right side
    12,059.02x = 153,467,349.73
  5. Step 5: Solve for x
    x = 153,467,349.73/12,059.02
  6. Step 6: Final answer
    x = 12,726.35

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Double scale
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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.