Home / 19,303.71-26,643.26-11,752.53

Finding the Fourth Proportional to 19,303.71, 26,643.26 and 11,752.53

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Solution

The fourth proportional to 19,303.71, 26,643.26 and 11,752.53 is: 16,221.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303.71 : 26,643.26 = 11,752.53 : x
  2. Step 2: Convert to fraction form
    19,303.71/26,643.26 = 11,752.53/x
  3. Step 3: Cross multiply
    19,303.71x = 26,643.26 × 11,752.53
  4. Step 4: Simplify right side
    19,303.71x = 313,125,712.45
  5. Step 5: Solve for x
    x = 313,125,712.45/19,303.71
  6. Step 6: Final answer
    x = 16,221.01

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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.