Home / 53,407.32-80,111.25-13,964.52

Finding the Fourth Proportional to 53,407.32, 80,111.25 and 13,964.52

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Solution

The fourth proportional to 53,407.32, 80,111.25 and 13,964.52 is: 20,946.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,407.32 : 80,111.25 = 13,964.52 : x
  2. Step 2: Convert to fraction form
    53,407.32/80,111.25 = 13,964.52/x
  3. Step 3: Cross multiply
    53,407.32x = 80,111.25 × 13,964.52
  4. Step 4: Simplify right side
    53,407.32x = 1,118,715,152.85
  5. Step 5: Solve for x
    x = 1,118,715,152.85/53,407.32
  6. Step 6: Final answer
    x = 20,946.85

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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.