Home / 19,612.84-27,065.56-10,660.32

Finding the Fourth Proportional to 19,612.84, 27,065.56 and 10,660.32

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Solution

The fourth proportional to 19,612.84, 27,065.56 and 10,660.32 is: 14,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,612.84 : 27,065.56 = 10,660.32 : x
  2. Step 2: Convert to fraction form
    19,612.84/27,065.56 = 10,660.32/x
  3. Step 3: Cross multiply
    19,612.84x = 27,065.56 × 10,660.32
  4. Step 4: Simplify right side
    19,612.84x = 288,527,442.41
  5. Step 5: Solve for x
    x = 288,527,442.41/19,612.84
  6. Step 6: Final answer
    x = 14,711.15

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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.