Home / 14,377.47-19,840.74-8,003.96

Finding the Fourth Proportional to 14,377.47, 19,840.74 and 8,003.96

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Solution

The fourth proportional to 14,377.47, 19,840.74 and 8,003.96 is: 11,045.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,377.47 : 19,840.74 = 8,003.96 : x
  2. Step 2: Convert to fraction form
    14,377.47/19,840.74 = 8,003.96/x
  3. Step 3: Cross multiply
    14,377.47x = 19,840.74 × 8,003.96
  4. Step 4: Simplify right side
    14,377.47x = 158,804,390.13
  5. Step 5: Solve for x
    x = 158,804,390.13/14,377.47
  6. Step 6: Final answer
    x = 11,045.36

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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.