Home / 34,449.32-47,528.16-19,339.88

Finding the Fourth Proportional to 34,449.32, 47,528.16 and 19,339.88

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Solution

The fourth proportional to 34,449.32, 47,528.16 and 19,339.88 is: 26,682.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,449.32 : 47,528.16 = 19,339.88 : x
  2. Step 2: Convert to fraction form
    34,449.32/47,528.16 = 19,339.88/x
  3. Step 3: Cross multiply
    34,449.32x = 47,528.16 × 19,339.88
  4. Step 4: Simplify right side
    34,449.32x = 919,188,911.02
  5. Step 5: Solve for x
    x = 919,188,911.02/34,449.32
  6. Step 6: Final answer
    x = 26,682.35

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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.