Home / 15,789.49-23,683.77-4,696.21

Finding the Fourth Proportional to 15,789.49, 23,683.77 and 4,696.21

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Solution

The fourth proportional to 15,789.49, 23,683.77 and 4,696.21 is: 7,044.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,789.49 : 23,683.77 = 4,696.21 : x
  2. Step 2: Convert to fraction form
    15,789.49/23,683.77 = 4,696.21/x
  3. Step 3: Cross multiply
    15,789.49x = 23,683.77 × 4,696.21
  4. Step 4: Simplify right side
    15,789.49x = 111,223,957.51
  5. Step 5: Solve for x
    x = 111,223,957.51/15,789.49
  6. Step 6: Final answer
    x = 7,044.18

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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.