Home / 47,135.84-65,047.88-25,625.63

Finding the Fourth Proportional to 47,135.84, 65,047.88 and 25,625.63

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Solution

The fourth proportional to 47,135.84, 65,047.88 and 25,625.63 is: 35,363.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,135.84 : 65,047.88 = 25,625.63 : x
  2. Step 2: Convert to fraction form
    47,135.84/65,047.88 = 25,625.63/x
  3. Step 3: Cross multiply
    47,135.84x = 65,047.88 × 25,625.63
  4. Step 4: Simplify right side
    47,135.84x = 1,666,893,131.85
  5. Step 5: Solve for x
    x = 1,666,893,131.85/47,135.84
  6. Step 6: Final answer
    x = 35,363.61

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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.