Home / 19,417.64-26,788.74-11,952.68

Finding the Fourth Proportional to 19,417.64, 26,788.74 and 11,952.68

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Solution

The fourth proportional to 19,417.64, 26,788.74 and 11,952.68 is: 16,490.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.64 : 26,788.74 = 11,952.68 : x
  2. Step 2: Convert to fraction form
    19,417.64/26,788.74 = 11,952.68/x
  3. Step 3: Cross multiply
    19,417.64x = 26,788.74 × 11,952.68
  4. Step 4: Simplify right side
    19,417.64x = 320,197,236.82
  5. Step 5: Solve for x
    x = 320,197,236.82/19,417.64
  6. Step 6: Final answer
    x = 16,490.02

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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.