Home / 47,576.83-71,316.65-30,970.21

Finding the Fourth Proportional to 47,576.83, 71,316.65 and 30,970.21

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Solution

The fourth proportional to 47,576.83, 71,316.65 and 30,970.21 is: 46,423.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,576.83 : 71,316.65 = 30,970.21 : x
  2. Step 2: Convert to fraction form
    47,576.83/71,316.65 = 30,970.21/x
  3. Step 3: Cross multiply
    47,576.83x = 71,316.65 × 30,970.21
  4. Step 4: Simplify right side
    47,576.83x = 2,208,691,472.15
  5. Step 5: Solve for x
    x = 2,208,691,472.15/47,576.83
  6. Step 6: Final answer
    x = 46,423.68

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1.5x scale

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.