Home / 53,686.08-80,537.76-18,150.84

Finding the Fourth Proportional to 53,686.08, 80,537.76 and 18,150.84

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Solution

The fourth proportional to 53,686.08, 80,537.76 and 18,150.84 is: 27,229.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,686.08 : 80,537.76 = 18,150.84 : x
  2. Step 2: Convert to fraction form
    53,686.08/80,537.76 = 18,150.84/x
  3. Step 3: Cross multiply
    53,686.08x = 80,537.76 × 18,150.84
  4. Step 4: Simplify right side
    53,686.08x = 1,461,827,995.72
  5. Step 5: Solve for x
    x = 1,461,827,995.72/53,686.08
  6. Step 6: Final answer
    x = 27,229.18

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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.