Home / 18,883.32-26,058.54-10,500.60

Finding the Fourth Proportional to 18,883.32, 26,058.54 and 10,500.60

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Solution

The fourth proportional to 18,883.32, 26,058.54 and 10,500.60 is: 14,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883.32 : 26,058.54 = 10,500.60 : x
  2. Step 2: Convert to fraction form
    18,883.32/26,058.54 = 10,500.60/x
  3. Step 3: Cross multiply
    18,883.32x = 26,058.54 × 10,500.60
  4. Step 4: Simplify right side
    18,883.32x = 273,630,305.12
  5. Step 5: Solve for x
    x = 273,630,305.12/18,883.32
  6. Step 6: Final answer
    x = 14,490.58

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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.