Home / 19,840.98-29,746.88-9,460.02

Finding the Fourth Proportional to 19,840.98, 29,746.88 and 9,460.02

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Solution

The fourth proportional to 19,840.98, 29,746.88 and 9,460.02 is: 14,183.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,840.98 : 29,746.88 = 9,460.02 : x
  2. Step 2: Convert to fraction form
    19,840.98/29,746.88 = 9,460.02/x
  3. Step 3: Cross multiply
    19,840.98x = 29,746.88 × 9,460.02
  4. Step 4: Simplify right side
    19,840.98x = 281,406,079.74
  5. Step 5: Solve for x
    x = 281,406,079.74/19,840.98
  6. Step 6: Final answer
    x = 14,183.07

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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.