Home / 34,236.91-47,242.23-19,127.69

Finding the Fourth Proportional to 34,236.91, 47,242.23 and 19,127.69

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Solution

The fourth proportional to 34,236.91, 47,242.23 and 19,127.69 is: 26,393.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,236.91 : 47,242.23 = 19,127.69 : x
  2. Step 2: Convert to fraction form
    34,236.91/47,242.23 = 19,127.69/x
  3. Step 3: Cross multiply
    34,236.91x = 47,242.23 × 19,127.69
  4. Step 4: Simplify right side
    34,236.91x = 903,634,634.71
  5. Step 5: Solve for x
    x = 903,634,634.71/34,236.91
  6. Step 6: Final answer
    x = 26,393.58

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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.