Home / 51,102.51-76,653.78-22,989.72

Finding the Fourth Proportional to 51,102.51, 76,653.78 and 22,989.72

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Solution

The fourth proportional to 51,102.51, 76,653.78 and 22,989.72 is: 34,484.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,102.51 : 76,653.78 = 22,989.72 : x
  2. Step 2: Convert to fraction form
    51,102.51/76,653.78 = 22,989.72/x
  3. Step 3: Cross multiply
    51,102.51x = 76,653.78 × 22,989.72
  4. Step 4: Simplify right side
    51,102.51x = 1,762,248,939.14
  5. Step 5: Solve for x
    x = 1,762,248,939.14/51,102.51
  6. Step 6: Final answer
    x = 34,484.59

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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.