Home / 52,461.21-72,396.35-28,587.85

Finding the Fourth Proportional to 52,461.21, 72,396.35 and 28,587.85

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Solution

The fourth proportional to 52,461.21, 72,396.35 and 28,587.85 is: 39,451.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,461.21 : 72,396.35 = 28,587.85 : x
  2. Step 2: Convert to fraction form
    52,461.21/72,396.35 = 28,587.85/x
  3. Step 3: Cross multiply
    52,461.21x = 72,396.35 × 28,587.85
  4. Step 4: Simplify right side
    52,461.21x = 2,069,655,777.62
  5. Step 5: Solve for x
    x = 2,069,655,777.62/52,461.21
  6. Step 6: Final answer
    x = 39,451.16

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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.