Home / 34,703.49-47,890.83-18,787.93

Finding the Fourth Proportional to 34,703.49, 47,890.83 and 18,787.93

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Solution

The fourth proportional to 34,703.49, 47,890.83 and 18,787.93 is: 25,927.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,703.49 : 47,890.83 = 18,787.93 : x
  2. Step 2: Convert to fraction form
    34,703.49/47,890.83 = 18,787.93/x
  3. Step 3: Cross multiply
    34,703.49x = 47,890.83 × 18,787.93
  4. Step 4: Simplify right side
    34,703.49x = 899,769,676.11
  5. Step 5: Solve for x
    x = 899,769,676.11/34,703.49
  6. Step 6: Final answer
    x = 25,927.36

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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.