Home / 51,088.36-70,501.26-28,732.36

Finding the Fourth Proportional to 51,088.36, 70,501.26 and 28,732.36

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Solution

The fourth proportional to 51,088.36, 70,501.26 and 28,732.36 is: 39,650.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,088.36 : 70,501.26 = 28,732.36 : x
  2. Step 2: Convert to fraction form
    51,088.36/70,501.26 = 28,732.36/x
  3. Step 3: Cross multiply
    51,088.36x = 70,501.26 × 28,732.36
  4. Step 4: Simplify right side
    51,088.36x = 2,025,667,582.77
  5. Step 5: Solve for x
    x = 2,025,667,582.77/51,088.36
  6. Step 6: Final answer
    x = 39,650.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.