Home / 47,485.13-71,207.45-14,204.66

Finding the Fourth Proportional to 47,485.13, 71,207.45 and 14,204.66

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Solution

The fourth proportional to 47,485.13, 71,207.45 and 14,204.66 is: 21,300.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,485.13 : 71,207.45 = 14,204.66 : x
  2. Step 2: Convert to fraction form
    47,485.13/71,207.45 = 14,204.66/x
  3. Step 3: Cross multiply
    47,485.13x = 71,207.45 × 14,204.66
  4. Step 4: Simplify right side
    47,485.13x = 1,011,477,545.69
  5. Step 5: Solve for x
    x = 1,011,477,545.69/47,485.13
  6. Step 6: Final answer
    x = 21,300.93

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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.