Home / 19,000.61-28,501.31-5,852.98

Finding the Fourth Proportional to 19,000.61, 28,501.31 and 5,852.98

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Solution

The fourth proportional to 19,000.61, 28,501.31 and 5,852.98 is: 8,779.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,000.61 : 28,501.31 = 5,852.98 : x
  2. Step 2: Convert to fraction form
    19,000.61/28,501.31 = 5,852.98/x
  3. Step 3: Cross multiply
    19,000.61x = 28,501.31 × 5,852.98
  4. Step 4: Simplify right side
    19,000.61x = 166,817,597.40
  5. Step 5: Solve for x
    x = 166,817,597.40/19,000.61
  6. Step 6: Final answer
    x = 8,779.59

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1.5x scale

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.