Home / 19,034.02-28,583.70-11,681.65

Finding the Fourth Proportional to 19,034.02, 28,583.70 and 11,681.65

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Solution

The fourth proportional to 19,034.02, 28,583.70 and 11,681.65 is: 17,542.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,034.02 : 28,583.70 = 11,681.65 : x
  2. Step 2: Convert to fraction form
    19,034.02/28,583.70 = 11,681.65/x
  3. Step 3: Cross multiply
    19,034.02x = 28,583.70 × 11,681.65
  4. Step 4: Simplify right side
    19,034.02x = 333,904,779.11
  5. Step 5: Solve for x
    x = 333,904,779.11/19,034.02
  6. Step 6: Final answer
    x = 17,542.53

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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.