Home / 19,027.20-26,256.48-10,642.08

Finding the Fourth Proportional to 19,027.20, 26,256.48 and 10,642.08

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Solution

The fourth proportional to 19,027.20, 26,256.48 and 10,642.08 is: 14,685.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,027.20 : 26,256.48 = 10,642.08 : x
  2. Step 2: Convert to fraction form
    19,027.20/26,256.48 = 10,642.08/x
  3. Step 3: Cross multiply
    19,027.20x = 26,256.48 × 10,642.08
  4. Step 4: Simplify right side
    19,027.20x = 279,423,560.68
  5. Step 5: Solve for x
    x = 279,423,560.68/19,027.20
  6. Step 6: Final answer
    x = 14,685.48

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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.