Home / 27,020-40,548.08-10,393.76

Finding the Fourth Proportional to 27,020, 40,548.08 and 10,393.76

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Solution

The fourth proportional to 27,020, 40,548.08 and 10,393.76 is: 15,597.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,020 : 40,548.08 = 10,393.76 : x
  2. Step 2: Convert to fraction form
    27,020/40,548.08 = 10,393.76/x
  3. Step 3: Cross multiply
    27,020x = 40,548.08 × 10,393.76
  4. Step 4: Simplify right side
    27,020x = 421,447,011.98
  5. Step 5: Solve for x
    x = 421,447,011.98/27,020
  6. Step 6: Final answer
    x = 15,597.59

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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.