Home / 47,905.91-71,869.99-16,316.25

Finding the Fourth Proportional to 47,905.91, 71,869.99 and 16,316.25

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Solution

The fourth proportional to 47,905.91, 71,869.99 and 16,316.25 is: 24,478.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,905.91 : 71,869.99 = 16,316.25 : x
  2. Step 2: Convert to fraction form
    47,905.91/71,869.99 = 16,316.25/x
  3. Step 3: Cross multiply
    47,905.91x = 71,869.99 × 16,316.25
  4. Step 4: Simplify right side
    47,905.91x = 1,172,648,283.41
  5. Step 5: Solve for x
    x = 1,172,648,283.41/47,905.91
  6. Step 6: Final answer
    x = 24,478.15

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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.