Home / 19,055.96-28,579.34-5,726.16

Finding the Fourth Proportional to 19,055.96, 28,579.34 and 5,726.16

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Solution

The fourth proportional to 19,055.96, 28,579.34 and 5,726.16 is: 8,587.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.96 : 28,579.34 = 5,726.16 : x
  2. Step 2: Convert to fraction form
    19,055.96/28,579.34 = 5,726.16/x
  3. Step 3: Cross multiply
    19,055.96x = 28,579.34 × 5,726.16
  4. Step 4: Simplify right side
    19,055.96x = 163,649,873.53
  5. Step 5: Solve for x
    x = 163,649,873.53/19,055.96
  6. Step 6: Final answer
    x = 8,587.86

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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.