Home / 47,550.77-71,338-14,271.45

Finding the Fourth Proportional to 47,550.77, 71,338 and 14,271.45

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Solution

The fourth proportional to 47,550.77, 71,338 and 14,271.45 is: 21,410.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,550.77 : 71,338 = 14,271.45 : x
  2. Step 2: Convert to fraction form
    47,550.77/71,338 = 14,271.45/x
  3. Step 3: Cross multiply
    47,550.77x = 71,338 × 14,271.45
  4. Step 4: Simplify right side
    47,550.77x = 1,018,096,700.10
  5. Step 5: Solve for x
    x = 1,018,096,700.10/47,550.77
  6. Step 6: Final answer
    x = 21,410.73

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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.