Home / 19,023.90-26,248.77-11,947.74

Finding the Fourth Proportional to 19,023.90, 26,248.77 and 11,947.74

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Solution

The fourth proportional to 19,023.90, 26,248.77 and 11,947.74 is: 16,485.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.90 : 26,248.77 = 11,947.74 : x
  2. Step 2: Convert to fraction form
    19,023.90/26,248.77 = 11,947.74/x
  3. Step 3: Cross multiply
    19,023.90x = 26,248.77 × 11,947.74
  4. Step 4: Simplify right side
    19,023.90x = 313,613,479.28
  5. Step 5: Solve for x
    x = 313,613,479.28/19,023.90
  6. Step 6: Final answer
    x = 16,485.24

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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.