Home / 51,951.51-77,929.58-15,925.31

Finding the Fourth Proportional to 51,951.51, 77,929.58 and 15,925.31

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Solution

The fourth proportional to 51,951.51, 77,929.58 and 15,925.31 is: 23,888.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,951.51 : 77,929.58 = 15,925.31 : x
  2. Step 2: Convert to fraction form
    51,951.51/77,929.58 = 15,925.31/x
  3. Step 3: Cross multiply
    51,951.51x = 77,929.58 × 15,925.31
  4. Step 4: Simplify right side
    51,951.51x = 1,241,052,719.67
  5. Step 5: Solve for x
    x = 1,241,052,719.67/51,951.51
  6. Step 6: Final answer
    x = 23,888.67

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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.