Home / 14,190.58-19,590.02-8,888.32

Finding the Fourth Proportional to 14,190.58, 19,590.02 and 8,888.32

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Solution

The fourth proportional to 14,190.58, 19,590.02 and 8,888.32 is: 12,270.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.58 : 19,590.02 = 8,888.32 : x
  2. Step 2: Convert to fraction form
    14,190.58/19,590.02 = 8,888.32/x
  3. Step 3: Cross multiply
    14,190.58x = 19,590.02 × 8,888.32
  4. Step 4: Simplify right side
    14,190.58x = 174,122,366.57
  5. Step 5: Solve for x
    x = 174,122,366.57/14,190.58
  6. Step 6: Final answer
    x = 12,270.28

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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.