Home / 14,193.48-19,587.15-8,891.42

Finding the Fourth Proportional to 14,193.48, 19,587.15 and 8,891.42

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Solution

The fourth proportional to 14,193.48, 19,587.15 and 8,891.42 is: 12,270.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.48 : 19,587.15 = 8,891.42 : x
  2. Step 2: Convert to fraction form
    14,193.48/19,587.15 = 8,891.42/x
  3. Step 3: Cross multiply
    14,193.48x = 19,587.15 × 8,891.42
  4. Step 4: Simplify right side
    14,193.48x = 174,157,479.32
  5. Step 5: Solve for x
    x = 174,157,479.32/14,193.48
  6. Step 6: Final answer
    x = 12,270.25

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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.