Home / 28,752.84-39,670.56-16,652.52

Finding the Fourth Proportional to 28,752.84, 39,670.56 and 16,652.52

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Solution

The fourth proportional to 28,752.84, 39,670.56 and 16,652.52 is: 22,975.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,752.84 : 39,670.56 = 16,652.52 : x
  2. Step 2: Convert to fraction form
    28,752.84/39,670.56 = 16,652.52/x
  3. Step 3: Cross multiply
    28,752.84x = 39,670.56 × 16,652.52
  4. Step 4: Simplify right side
    28,752.84x = 660,614,793.81
  5. Step 5: Solve for x
    x = 660,614,793.81/28,752.84
  6. Step 6: Final answer
    x = 22,975.64

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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.