Home / 34,718.63-47,900.57-21,283.16

Finding the Fourth Proportional to 34,718.63, 47,900.57 and 21,283.16

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Solution

The fourth proportional to 34,718.63, 47,900.57 and 21,283.16 is: 29,363.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,718.63 : 47,900.57 = 21,283.16 : x
  2. Step 2: Convert to fraction form
    34,718.63/47,900.57 = 21,283.16/x
  3. Step 3: Cross multiply
    34,718.63x = 47,900.57 × 21,283.16
  4. Step 4: Simplify right side
    34,718.63x = 1,019,475,149.48
  5. Step 5: Solve for x
    x = 1,019,475,149.48/34,718.63
  6. Step 6: Final answer
    x = 29,363.93

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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.