Home / 15,817.10-23,717.64-5,283.36

Finding the Fourth Proportional to 15,817.10, 23,717.64 and 5,283.36

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Solution

The fourth proportional to 15,817.10, 23,717.64 and 5,283.36 is: 7,922.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,817.10 : 23,717.64 = 5,283.36 : x
  2. Step 2: Convert to fraction form
    15,817.10/23,717.64 = 5,283.36/x
  3. Step 3: Cross multiply
    15,817.10x = 23,717.64 × 5,283.36
  4. Step 4: Simplify right side
    15,817.10x = 125,308,830.47
  5. Step 5: Solve for x
    x = 125,308,830.47/15,817.10
  6. Step 6: Final answer
    x = 7,922.36

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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.