Home / 30,869.84-46,312.05-10,876.34

Finding the Fourth Proportional to 30,869.84, 46,312.05 and 10,876.34

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Solution

The fourth proportional to 30,869.84, 46,312.05 and 10,876.34 is: 16,317.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,869.84 : 46,312.05 = 10,876.34 : x
  2. Step 2: Convert to fraction form
    30,869.84/46,312.05 = 10,876.34/x
  3. Step 3: Cross multiply
    30,869.84x = 46,312.05 × 10,876.34
  4. Step 4: Simplify right side
    30,869.84x = 503,705,601.90
  5. Step 5: Solve for x
    x = 503,705,601.90/30,869.84
  6. Step 6: Final answer
    x = 16,317.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.