Home / 39,609.81-59,409.45-14,306.73

Finding the Fourth Proportional to 39,609.81, 59,409.45 and 14,306.73

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Solution

The fourth proportional to 39,609.81, 59,409.45 and 14,306.73 is: 21,458.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,609.81 : 59,409.45 = 14,306.73 : x
  2. Step 2: Convert to fraction form
    39,609.81/59,409.45 = 14,306.73/x
  3. Step 3: Cross multiply
    39,609.81x = 59,409.45 × 14,306.73
  4. Step 4: Simplify right side
    39,609.81x = 849,954,737.81
  5. Step 5: Solve for x
    x = 849,954,737.81/39,609.81
  6. Step 6: Final answer
    x = 21,458.19

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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.