Home / 39,219.42-58,810.76-14,242.06

Finding the Fourth Proportional to 39,219.42, 58,810.76 and 14,242.06

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Solution

The fourth proportional to 39,219.42, 58,810.76 and 14,242.06 is: 21,356.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,219.42 : 58,810.76 = 14,242.06 : x
  2. Step 2: Convert to fraction form
    39,219.42/58,810.76 = 14,242.06/x
  3. Step 3: Cross multiply
    39,219.42x = 58,810.76 × 14,242.06
  4. Step 4: Simplify right side
    39,219.42x = 837,586,428.28
  5. Step 5: Solve for x
    x = 837,586,428.28/39,219.42
  6. Step 6: Final answer
    x = 21,356.42

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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.