Home / 53,753.51-80,631.68-14,310.69

Finding the Fourth Proportional to 53,753.51, 80,631.68 and 14,310.69

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Solution

The fourth proportional to 53,753.51, 80,631.68 and 14,310.69 is: 21,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,753.51 : 80,631.68 = 14,310.69 : x
  2. Step 2: Convert to fraction form
    53,753.51/80,631.68 = 14,310.69/x
  3. Step 3: Cross multiply
    53,753.51x = 80,631.68 × 14,310.69
  4. Step 4: Simplify right side
    53,753.51x = 1,153,894,905.11
  5. Step 5: Solve for x
    x = 1,153,894,905.11/53,753.51
  6. Step 6: Final answer
    x = 21,466.41

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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.