Home / 39,609.34-59,420.58-14,649.46

Finding the Fourth Proportional to 39,609.34, 59,420.58 and 14,649.46

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Solution

The fourth proportional to 39,609.34, 59,420.58 and 14,649.46 is: 21,976.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,609.34 : 59,420.58 = 14,649.46 : x
  2. Step 2: Convert to fraction form
    39,609.34/59,420.58 = 14,649.46/x
  3. Step 3: Cross multiply
    39,609.34x = 59,420.58 × 14,649.46
  4. Step 4: Simplify right side
    39,609.34x = 870,479,409.89
  5. Step 5: Solve for x
    x = 870,479,409.89/39,609.34
  6. Step 6: Final answer
    x = 21,976.62

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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.