Home / 53,582.87-80,366.41-14,142.76

Finding the Fourth Proportional to 53,582.87, 80,366.41 and 14,142.76

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Solution

The fourth proportional to 53,582.87, 80,366.41 and 14,142.76 is: 21,212.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,582.87 : 80,366.41 = 14,142.76 : x
  2. Step 2: Convert to fraction form
    53,582.87/80,366.41 = 14,142.76/x
  3. Step 3: Cross multiply
    53,582.87x = 80,366.41 × 14,142.76
  4. Step 4: Simplify right side
    53,582.87x = 1,136,602,411.50
  5. Step 5: Solve for x
    x = 1,136,602,411.50/53,582.87
  6. Step 6: Final answer
    x = 21,212.05

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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.