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Finding the Fourth Proportional to 45,954.68, 63,412.98 and 25,807

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Solution

The fourth proportional to 45,954.68, 63,412.98 and 25,807 is: 35,611.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,954.68 : 63,412.98 = 25,807 : x
  2. Step 2: Convert to fraction form
    45,954.68/63,412.98 = 25,807/x
  3. Step 3: Cross multiply
    45,954.68x = 63,412.98 × 25,807
  4. Step 4: Simplify right side
    45,954.68x = 1,636,498,774.86
  5. Step 5: Solve for x
    x = 1,636,498,774.86/45,954.68
  6. Step 6: Final answer
    x = 35,611.15

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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.