Home / 51,915.51-77,873.27-14,474.07

Finding the Fourth Proportional to 51,915.51, 77,873.27 and 14,474.07

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Solution

The fourth proportional to 51,915.51, 77,873.27 and 14,474.07 is: 21,711.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,915.51 : 77,873.27 = 14,474.07 : x
  2. Step 2: Convert to fraction form
    51,915.51/77,873.27 = 14,474.07/x
  3. Step 3: Cross multiply
    51,915.51x = 77,873.27 × 14,474.07
  4. Step 4: Simplify right side
    51,915.51x = 1,127,143,088.74
  5. Step 5: Solve for x
    x = 1,127,143,088.74/51,915.51
  6. Step 6: Final answer
    x = 21,711.11

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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.