Home / 19,612.56-27,065.36-10,660.08

Finding the Fourth Proportional to 19,612.56, 27,065.36 and 10,660.08

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Solution

The fourth proportional to 19,612.56, 27,065.36 and 10,660.08 is: 14,710.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,612.56 : 27,065.36 = 10,660.08 : x
  2. Step 2: Convert to fraction form
    19,612.56/27,065.36 = 10,660.08/x
  3. Step 3: Cross multiply
    19,612.56x = 27,065.36 × 10,660.08
  4. Step 4: Simplify right side
    19,612.56x = 288,518,902.83
  5. Step 5: Solve for x
    x = 288,518,902.83/19,612.56
  6. Step 6: Final answer
    x = 14,710.93

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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.