Home / 45,815.59-63,225.74-29,890.63

Finding the Fourth Proportional to 45,815.59, 63,225.74 and 29,890.63

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Solution

The fourth proportional to 45,815.59, 63,225.74 and 29,890.63 is: 41,249.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,815.59 : 63,225.74 = 29,890.63 : x
  2. Step 2: Convert to fraction form
    45,815.59/63,225.74 = 29,890.63/x
  3. Step 3: Cross multiply
    45,815.59x = 63,225.74 × 29,890.63
  4. Step 4: Simplify right side
    45,815.59x = 1,889,857,200.82
  5. Step 5: Solve for x
    x = 1,889,857,200.82/45,815.59
  6. Step 6: Final answer
    x = 41,249.22

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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.