Home / 51,677.36-77,516.46-14,239.52

Finding the Fourth Proportional to 51,677.36, 77,516.46 and 14,239.52

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Solution

The fourth proportional to 51,677.36, 77,516.46 and 14,239.52 is: 21,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,677.36 : 77,516.46 = 14,239.52 : x
  2. Step 2: Convert to fraction form
    51,677.36/77,516.46 = 14,239.52/x
  3. Step 3: Cross multiply
    51,677.36x = 77,516.46 × 14,239.52
  4. Step 4: Simplify right side
    51,677.36x = 1,103,797,182.50
  5. Step 5: Solve for x
    x = 1,103,797,182.50/51,677.36
  6. Step 6: Final answer
    x = 21,359.40

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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.