Home / 19,527.16-29,307.48-7,848.76

Finding the Fourth Proportional to 19,527.16, 29,307.48 and 7,848.76

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Solution

The fourth proportional to 19,527.16, 29,307.48 and 7,848.76 is: 11,779.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,527.16 : 29,307.48 = 7,848.76 : x
  2. Step 2: Convert to fraction form
    19,527.16/29,307.48 = 7,848.76/x
  3. Step 3: Cross multiply
    19,527.16x = 29,307.48 × 7,848.76
  4. Step 4: Simplify right side
    19,527.16x = 230,027,376.72
  5. Step 5: Solve for x
    x = 230,027,376.72/19,527.16
  6. Step 6: Final answer
    x = 11,779.87

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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.