Home / 19,005.36-28,480.50-13,076.16

Finding the Fourth Proportional to 19,005.36, 28,480.50 and 13,076.16

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Solution

The fourth proportional to 19,005.36, 28,480.50 and 13,076.16 is: 19,595.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.36 : 28,480.50 = 13,076.16 : x
  2. Step 2: Convert to fraction form
    19,005.36/28,480.50 = 13,076.16/x
  3. Step 3: Cross multiply
    19,005.36x = 28,480.50 × 13,076.16
  4. Step 4: Simplify right side
    19,005.36x = 372,415,574.88
  5. Step 5: Solve for x
    x = 372,415,574.88/19,005.36
  6. Step 6: Final answer
    x = 19,595.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.