Home / 34,646.20-47,805.59-19,539.50

Finding the Fourth Proportional to 34,646.20, 47,805.59 and 19,539.50

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Solution

The fourth proportional to 34,646.20, 47,805.59 and 19,539.50 is: 26,961.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,646.20 : 47,805.59 = 19,539.50 : x
  2. Step 2: Convert to fraction form
    34,646.20/47,805.59 = 19,539.50/x
  3. Step 3: Cross multiply
    34,646.20x = 47,805.59 × 19,539.50
  4. Step 4: Simplify right side
    34,646.20x = 934,097,135.63
  5. Step 5: Solve for x
    x = 934,097,135.63/34,646.20
  6. Step 6: Final answer
    x = 26,961.03

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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.