Home / 47,703.36-71,555.72-14,423.72

Finding the Fourth Proportional to 47,703.36, 71,555.72 and 14,423.72

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Solution

The fourth proportional to 47,703.36, 71,555.72 and 14,423.72 is: 21,635.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,703.36 : 71,555.72 = 14,423.72 : x
  2. Step 2: Convert to fraction form
    47,703.36/71,555.72 = 14,423.72/x
  3. Step 3: Cross multiply
    47,703.36x = 71,555.72 × 14,423.72
  4. Step 4: Simplify right side
    47,703.36x = 1,032,099,669.68
  5. Step 5: Solve for x
    x = 1,032,099,669.68/47,703.36
  6. Step 6: Final answer
    x = 21,635.79

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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.