Home / 19,616.00-29,370.06-13,698.79

Finding the Fourth Proportional to 19,616.00, 29,370.06 and 13,698.79

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Solution

The fourth proportional to 19,616.00, 29,370.06 and 13,698.79 is: 20,510.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.00 : 29,370.06 = 13,698.79 : x
  2. Step 2: Convert to fraction form
    19,616.00/29,370.06 = 13,698.79/x
  3. Step 3: Cross multiply
    19,616.00x = 29,370.06 × 13,698.79
  4. Step 4: Simplify right side
    19,616.00x = 402,334,210.80
  5. Step 5: Solve for x
    x = 402,334,210.80/19,616.00
  6. Step 6: Final answer
    x = 20,510.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.