Home / 14,055.64-19,393.58-8,392.22

Finding the Fourth Proportional to 14,055.64, 19,393.58 and 8,392.22

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Solution

The fourth proportional to 14,055.64, 19,393.58 and 8,392.22 is: 11,579.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.64 : 19,393.58 = 8,392.22 : x
  2. Step 2: Convert to fraction form
    14,055.64/19,393.58 = 8,392.22/x
  3. Step 3: Cross multiply
    14,055.64x = 19,393.58 × 8,392.22
  4. Step 4: Simplify right side
    14,055.64x = 162,755,219.86
  5. Step 5: Solve for x
    x = 162,755,219.86/14,055.64
  6. Step 6: Final answer
    x = 11,579.35

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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.