Home / 19,051.60-26,292.16-11,497.81

Finding the Fourth Proportional to 19,051.60, 26,292.16 and 11,497.81

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Solution

The fourth proportional to 19,051.60, 26,292.16 and 11,497.81 is: 15,867.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.60 : 26,292.16 = 11,497.81 : x
  2. Step 2: Convert to fraction form
    19,051.60/26,292.16 = 11,497.81/x
  3. Step 3: Cross multiply
    19,051.60x = 26,292.16 × 11,497.81
  4. Step 4: Simplify right side
    19,051.60x = 302,302,260.17
  5. Step 5: Solve for x
    x = 302,302,260.17/19,051.60
  6. Step 6: Final answer
    x = 15,867.55

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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.