Home / 53,533.15-80,303.82-14,089.69

Finding the Fourth Proportional to 53,533.15, 80,303.82 and 14,089.69

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Solution

The fourth proportional to 53,533.15, 80,303.82 and 14,089.69 is: 21,135.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,533.15 : 80,303.82 = 14,089.69 : x
  2. Step 2: Convert to fraction form
    53,533.15/80,303.82 = 14,089.69/x
  3. Step 3: Cross multiply
    53,533.15x = 80,303.82 × 14,089.69
  4. Step 4: Simplify right side
    53,533.15x = 1,131,455,728.86
  5. Step 5: Solve for x
    x = 1,131,455,728.86/53,533.15
  6. Step 6: Final answer
    x = 21,135.61

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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.