Home / 42,289.67-63,409.91-15,996.47

Finding the Fourth Proportional to 42,289.67, 63,409.91 and 15,996.47

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Solution

The fourth proportional to 42,289.67, 63,409.91 and 15,996.47 is: 23,985.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,289.67 : 63,409.91 = 15,996.47 : x
  2. Step 2: Convert to fraction form
    42,289.67/63,409.91 = 15,996.47/x
  3. Step 3: Cross multiply
    42,289.67x = 63,409.91 × 15,996.47
  4. Step 4: Simplify right side
    42,289.67x = 1,014,334,365.98
  5. Step 5: Solve for x
    x = 1,014,334,365.98/42,289.67
  6. Step 6: Final answer
    x = 23,985.39

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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.