Home / 39,711.81-54,792-23,784.96

Finding the Fourth Proportional to 39,711.81, 54,792 and 23,784.96

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Solution

The fourth proportional to 39,711.81, 54,792 and 23,784.96 is: 32,817.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,711.81 : 54,792 = 23,784.96 : x
  2. Step 2: Convert to fraction form
    39,711.81/54,792 = 23,784.96/x
  3. Step 3: Cross multiply
    39,711.81x = 54,792 × 23,784.96
  4. Step 4: Simplify right side
    39,711.81x = 1,303,225,528.32
  5. Step 5: Solve for x
    x = 1,303,225,528.32/39,711.81
  6. Step 6: Final answer
    x = 32,817.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.