Home / 34,703.40-47,890.44-18,787.48

Finding the Fourth Proportional to 34,703.40, 47,890.44 and 18,787.48

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Solution

The fourth proportional to 34,703.40, 47,890.44 and 18,787.48 is: 25,926.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,703.40 : 47,890.44 = 18,787.48 : x
  2. Step 2: Convert to fraction form
    34,703.40/47,890.44 = 18,787.48/x
  3. Step 3: Cross multiply
    34,703.40x = 47,890.44 × 18,787.48
  4. Step 4: Simplify right side
    34,703.40x = 899,740,683.69
  5. Step 5: Solve for x
    x = 899,740,683.69/34,703.40
  6. Step 6: Final answer
    x = 25,926.59

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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.