Home / 28,897.83-43,343.64-19,597.55

Finding the Fourth Proportional to 28,897.83, 43,343.64 and 19,597.55

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Solution

The fourth proportional to 28,897.83, 43,343.64 and 19,597.55 is: 29,394.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,897.83 : 43,343.64 = 19,597.55 : x
  2. Step 2: Convert to fraction form
    28,897.83/43,343.64 = 19,597.55/x
  3. Step 3: Cross multiply
    28,897.83x = 43,343.64 × 19,597.55
  4. Step 4: Simplify right side
    28,897.83x = 849,428,935.36
  5. Step 5: Solve for x
    x = 849,428,935.36/28,897.83
  6. Step 6: Final answer
    x = 29,394.21

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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.