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Finding the Fourth Proportional to 46,649.24, 64,375.72 and 25,428.44

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Solution

The fourth proportional to 46,649.24, 64,375.72 and 25,428.44 is: 35,091.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,649.24 : 64,375.72 = 25,428.44 : x
  2. Step 2: Convert to fraction form
    46,649.24/64,375.72 = 25,428.44/x
  3. Step 3: Cross multiply
    46,649.24x = 64,375.72 × 25,428.44
  4. Step 4: Simplify right side
    46,649.24x = 1,636,974,133.48
  5. Step 5: Solve for x
    x = 1,636,974,133.48/46,649.24
  6. Step 6: Final answer
    x = 35,091.12

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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.