Home / 51,975.53-77,962.60-12,532.33

Finding the Fourth Proportional to 51,975.53, 77,962.60 and 12,532.33

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Solution

The fourth proportional to 51,975.53, 77,962.60 and 12,532.33 is: 18,798.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,975.53 : 77,962.60 = 12,532.33 : x
  2. Step 2: Convert to fraction form
    51,975.53/77,962.60 = 12,532.33/x
  3. Step 3: Cross multiply
    51,975.53x = 77,962.60 × 12,532.33
  4. Step 4: Simplify right side
    51,975.53x = 977,053,030.86
  5. Step 5: Solve for x
    x = 977,053,030.86/51,975.53
  6. Step 6: Final answer
    x = 18,798.33

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1.5x scale

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.