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Finding the Fourth Proportional to 25,943.04, 35,801.56 and 14,765.04

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Solution

The fourth proportional to 25,943.04, 35,801.56 and 14,765.04 is: 20,375.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,943.04 : 35,801.56 = 14,765.04 : x
  2. Step 2: Convert to fraction form
    25,943.04/35,801.56 = 14,765.04/x
  3. Step 3: Cross multiply
    25,943.04x = 35,801.56 × 14,765.04
  4. Step 4: Simplify right side
    25,943.04x = 528,611,465.46
  5. Step 5: Solve for x
    x = 528,611,465.46/25,943.04
  6. Step 6: Final answer
    x = 20,375.85

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1.5x scale

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.