Home / 14,058.08-21,090.58-9,906.20

Finding the Fourth Proportional to 14,058.08, 21,090.58 and 9,906.20

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Solution

The fourth proportional to 14,058.08, 21,090.58 and 9,906.20 is: 14,861.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.08 : 21,090.58 = 9,906.20 : x
  2. Step 2: Convert to fraction form
    14,058.08/21,090.58 = 9,906.20/x
  3. Step 3: Cross multiply
    14,058.08x = 21,090.58 × 9,906.20
  4. Step 4: Simplify right side
    14,058.08x = 208,927,503.60
  5. Step 5: Solve for x
    x = 208,927,503.60/14,058.08
  6. Step 6: Final answer
    x = 14,861.74

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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.