Home / 19,968.36-27,565.40-14,229.52

Finding the Fourth Proportional to 19,968.36, 27,565.40 and 14,229.52

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Solution

The fourth proportional to 19,968.36, 27,565.40 and 14,229.52 is: 19,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,968.36 : 27,565.40 = 14,229.52 : x
  2. Step 2: Convert to fraction form
    19,968.36/27,565.40 = 14,229.52/x
  3. Step 3: Cross multiply
    19,968.36x = 27,565.40 × 14,229.52
  4. Step 4: Simplify right side
    19,968.36x = 392,242,410.61
  5. Step 5: Solve for x
    x = 392,242,410.61/19,968.36
  6. Step 6: Final answer
    x = 19,643.20

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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.