Home / 39,295.04-58,943.16-21,875.58

Finding the Fourth Proportional to 39,295.04, 58,943.16 and 21,875.58

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Solution

The fourth proportional to 39,295.04, 58,943.16 and 21,875.58 is: 32,813.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,295.04 : 58,943.16 = 21,875.58 : x
  2. Step 2: Convert to fraction form
    39,295.04/58,943.16 = 21,875.58/x
  3. Step 3: Cross multiply
    39,295.04x = 58,943.16 × 21,875.58
  4. Step 4: Simplify right side
    39,295.04x = 1,289,415,812.03
  5. Step 5: Solve for x
    x = 1,289,415,812.03/39,295.04
  6. Step 6: Final answer
    x = 32,813.71

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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.