Home / 19,612.69-27,064.41-10,660.15

Finding the Fourth Proportional to 19,612.69, 27,064.41 and 10,660.15

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Solution

The fourth proportional to 19,612.69, 27,064.41 and 10,660.15 is: 14,710.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,612.69 : 27,064.41 = 10,660.15 : x
  2. Step 2: Convert to fraction form
    19,612.69/27,064.41 = 10,660.15/x
  3. Step 3: Cross multiply
    19,612.69x = 27,064.41 × 10,660.15
  4. Step 4: Simplify right side
    19,612.69x = 288,510,670.26
  5. Step 5: Solve for x
    x = 288,510,670.26/19,612.69
  6. Step 6: Final answer
    x = 14,710.41

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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.