Home / 34,700.22-47,886.57-18,784.98

Finding the Fourth Proportional to 34,700.22, 47,886.57 and 18,784.98

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Solution

The fourth proportional to 34,700.22, 47,886.57 and 18,784.98 is: 25,923.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,700.22 : 47,886.57 = 18,784.98 : x
  2. Step 2: Convert to fraction form
    34,700.22/47,886.57 = 18,784.98/x
  3. Step 3: Cross multiply
    34,700.22x = 47,886.57 × 18,784.98
  4. Step 4: Simplify right side
    34,700.22x = 899,548,259.72
  5. Step 5: Solve for x
    x = 899,548,259.72/34,700.22
  6. Step 6: Final answer
    x = 25,923.42

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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.