Home / 34,700.38-47,886.30-18,784.48

Finding the Fourth Proportional to 34,700.38, 47,886.30 and 18,784.48

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Solution

The fourth proportional to 34,700.38, 47,886.30 and 18,784.48 is: 25,922.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,700.38 : 47,886.30 = 18,784.48 : x
  2. Step 2: Convert to fraction form
    34,700.38/47,886.30 = 18,784.48/x
  3. Step 3: Cross multiply
    34,700.38x = 47,886.30 × 18,784.48
  4. Step 4: Simplify right side
    34,700.38x = 899,519,244.62
  5. Step 5: Solve for x
    x = 899,519,244.62/34,700.38
  6. Step 6: Final answer
    x = 25,922.46

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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.