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Finding the Fourth Proportional to 15,809.70, 23,726.76 and 5,957.94

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Solution

The fourth proportional to 15,809.70, 23,726.76 and 5,957.94 is: 8,941.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,809.70 : 23,726.76 = 5,957.94 : x
  2. Step 2: Convert to fraction form
    15,809.70/23,726.76 = 5,957.94/x
  3. Step 3: Cross multiply
    15,809.70x = 23,726.76 × 5,957.94
  4. Step 4: Simplify right side
    15,809.70x = 141,362,612.47
  5. Step 5: Solve for x
    x = 141,362,612.47/15,809.70
  6. Step 6: Final answer
    x = 8,941.51

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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.