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Finding the Fourth Proportional to 25,768, 35,559.88 and 14,592.16

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Solution

The fourth proportional to 25,768, 35,559.88 and 14,592.16 is: 20,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,768 : 35,559.88 = 14,592.16 : x
  2. Step 2: Convert to fraction form
    25,768/35,559.88 = 14,592.16/x
  3. Step 3: Cross multiply
    25,768x = 35,559.88 × 14,592.16
  4. Step 4: Simplify right side
    25,768x = 518,895,458.54
  5. Step 5: Solve for x
    x = 518,895,458.54/25,768
  6. Step 6: Final answer
    x = 20,137.20

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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.