Home / 19,734.19-27,232.37-10,782.00

Finding the Fourth Proportional to 19,734.19, 27,232.37 and 10,782.00

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Solution

The fourth proportional to 19,734.19, 27,232.37 and 10,782.00 is: 14,878.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,734.19 : 27,232.37 = 10,782.00 : x
  2. Step 2: Convert to fraction form
    19,734.19/27,232.37 = 10,782.00/x
  3. Step 3: Cross multiply
    19,734.19x = 27,232.37 × 10,782.00
  4. Step 4: Simplify right side
    19,734.19x = 293,619,474.34
  5. Step 5: Solve for x
    x = 293,619,474.34/19,734.19
  6. Step 6: Final answer
    x = 14,878.72

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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.