Home / 53,838.18-80,750.91-14,398.35

Finding the Fourth Proportional to 53,838.18, 80,750.91 and 14,398.35

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Solution

The fourth proportional to 53,838.18, 80,750.91 and 14,398.35 is: 21,595.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,838.18 : 80,750.91 = 14,398.35 : x
  2. Step 2: Convert to fraction form
    53,838.18/80,750.91 = 14,398.35/x
  3. Step 3: Cross multiply
    53,838.18x = 80,750.91 × 14,398.35
  4. Step 4: Simplify right side
    53,838.18x = 1,162,679,865.00
  5. Step 5: Solve for x
    x = 1,162,679,865.00/53,838.18
  6. Step 6: Final answer
    x = 21,595.82

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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.