Home / 47,370.04-71,013.26-19,313.57

Finding the Fourth Proportional to 47,370.04, 71,013.26 and 19,313.57

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Solution

The fourth proportional to 47,370.04, 71,013.26 and 19,313.57 is: 28,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,370.04 : 71,013.26 = 19,313.57 : x
  2. Step 2: Convert to fraction form
    47,370.04/71,013.26 = 19,313.57/x
  3. Step 3: Cross multiply
    47,370.04x = 71,013.26 × 19,313.57
  4. Step 4: Simplify right side
    47,370.04x = 1,371,519,285.67
  5. Step 5: Solve for x
    x = 1,371,519,285.67/47,370.04
  6. Step 6: Final answer
    x = 28,953.30

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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.