Home / 52,484.72-78,656.60-28,756.58

Finding the Fourth Proportional to 52,484.72, 78,656.60 and 28,756.58

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Solution

The fourth proportional to 52,484.72, 78,656.60 and 28,756.58 is: 43,096.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,484.72 : 78,656.60 = 28,756.58 : x
  2. Step 2: Convert to fraction form
    52,484.72/78,656.60 = 28,756.58/x
  3. Step 3: Cross multiply
    52,484.72x = 78,656.60 × 28,756.58
  4. Step 4: Simplify right side
    52,484.72x = 2,261,894,810.43
  5. Step 5: Solve for x
    x = 2,261,894,810.43/52,484.72
  6. Step 6: Final answer
    x = 43,096.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.