Home / 28,715.18-43,068.95-10,941.04

Finding the Fourth Proportional to 28,715.18, 43,068.95 and 10,941.04

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Solution

The fourth proportional to 28,715.18, 43,068.95 and 10,941.04 is: 16,410.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,715.18 : 43,068.95 = 10,941.04 : x
  2. Step 2: Convert to fraction form
    28,715.18/43,068.95 = 10,941.04/x
  3. Step 3: Cross multiply
    28,715.18x = 43,068.95 × 10,941.04
  4. Step 4: Simplify right side
    28,715.18x = 471,219,144.87
  5. Step 5: Solve for x
    x = 471,219,144.87/28,715.18
  6. Step 6: Final answer
    x = 16,410.11

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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.