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Finding the Fourth Proportional to 25,552.40, 35,262.26 and 14,374.40

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Solution

The fourth proportional to 25,552.40, 35,262.26 and 14,374.40 is: 19,836.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,552.40 : 35,262.26 = 14,374.40 : x
  2. Step 2: Convert to fraction form
    25,552.40/35,262.26 = 14,374.40/x
  3. Step 3: Cross multiply
    25,552.40x = 35,262.26 × 14,374.40
  4. Step 4: Simplify right side
    25,552.40x = 506,873,830.14
  5. Step 5: Solve for x
    x = 506,873,830.14/25,552.40
  6. Step 6: Final answer
    x = 19,836.64

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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.