Home / 47,925.03-71,838.85-19,860.36

Finding the Fourth Proportional to 47,925.03, 71,838.85 and 19,860.36

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Solution

The fourth proportional to 47,925.03, 71,838.85 and 19,860.36 is: 29,770.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,925.03 : 71,838.85 = 19,860.36 : x
  2. Step 2: Convert to fraction form
    47,925.03/71,838.85 = 19,860.36/x
  3. Step 3: Cross multiply
    47,925.03x = 71,838.85 × 19,860.36
  4. Step 4: Simplify right side
    47,925.03x = 1,426,745,014.14
  5. Step 5: Solve for x
    x = 1,426,745,014.14/47,925.03
  6. Step 6: Final answer
    x = 29,770.35

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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.