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Finding the Fourth Proportional to 45,886.68, 63,300.30 and 29,980.44

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Solution

The fourth proportional to 45,886.68, 63,300.30 and 29,980.44 is: 41,357.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,886.68 : 63,300.30 = 29,980.44 : x
  2. Step 2: Convert to fraction form
    45,886.68/63,300.30 = 29,980.44/x
  3. Step 3: Cross multiply
    45,886.68x = 63,300.30 × 29,980.44
  4. Step 4: Simplify right side
    45,886.68x = 1,897,770,846.13
  5. Step 5: Solve for x
    x = 1,897,770,846.13/45,886.68
  6. Step 6: Final answer
    x = 41,357.77

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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.