Home / 18,970.64-26,181.96-10,588.88

Finding the Fourth Proportional to 18,970.64, 26,181.96 and 10,588.88

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Solution

The fourth proportional to 18,970.64, 26,181.96 and 10,588.88 is: 14,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,970.64 : 26,181.96 = 10,588.88 : x
  2. Step 2: Convert to fraction form
    18,970.64/26,181.96 = 10,588.88/x
  3. Step 3: Cross multiply
    18,970.64x = 26,181.96 × 10,588.88
  4. Step 4: Simplify right side
    18,970.64x = 277,237,632.60
  5. Step 5: Solve for x
    x = 277,237,632.60/18,970.64
  6. Step 6: Final answer
    x = 14,614.04

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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.