Home / 34,097.04-47,042.64-19,939.86

Finding the Fourth Proportional to 34,097.04, 47,042.64 and 19,939.86

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Solution

The fourth proportional to 34,097.04, 47,042.64 and 19,939.86 is: 27,510.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,097.04 : 47,042.64 = 19,939.86 : x
  2. Step 2: Convert to fraction form
    34,097.04/47,042.64 = 19,939.86/x
  3. Step 3: Cross multiply
    34,097.04x = 47,042.64 × 19,939.86
  4. Step 4: Simplify right side
    34,097.04x = 938,023,655.63
  5. Step 5: Solve for x
    x = 938,023,655.63/34,097.04
  6. Step 6: Final answer
    x = 27,510.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.