Home / 34,363.61-47,421.75-19,256.39

Finding the Fourth Proportional to 34,363.61, 47,421.75 and 19,256.39

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Solution

The fourth proportional to 34,363.61, 47,421.75 and 19,256.39 is: 26,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,363.61 : 47,421.75 = 19,256.39 : x
  2. Step 2: Convert to fraction form
    34,363.61/47,421.75 = 19,256.39/x
  3. Step 3: Cross multiply
    34,363.61x = 47,421.75 × 19,256.39
  4. Step 4: Simplify right side
    34,363.61x = 913,171,712.48
  5. Step 5: Solve for x
    x = 913,171,712.48/34,363.61
  6. Step 6: Final answer
    x = 26,573.80

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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.