Home / 35,817.04-49,425.60-20,710

Finding the Fourth Proportional to 35,817.04, 49,425.60 and 20,710

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Solution

The fourth proportional to 35,817.04, 49,425.60 and 20,710 is: 28,578.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,817.04 : 49,425.60 = 20,710 : x
  2. Step 2: Convert to fraction form
    35,817.04/49,425.60 = 20,710/x
  3. Step 3: Cross multiply
    35,817.04x = 49,425.60 × 20,710
  4. Step 4: Simplify right side
    35,817.04x = 1,023,604,176
  5. Step 5: Solve for x
    x = 1,023,604,176/35,817.04
  6. Step 6: Final answer
    x = 28,578.69

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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.