Home / 55,782.13-83,673.20-14,229.13

Finding the Fourth Proportional to 55,782.13, 83,673.20 and 14,229.13

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Solution

The fourth proportional to 55,782.13, 83,673.20 and 14,229.13 is: 21,343.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,782.13 : 83,673.20 = 14,229.13 : x
  2. Step 2: Convert to fraction form
    55,782.13/83,673.20 = 14,229.13/x
  3. Step 3: Cross multiply
    55,782.13x = 83,673.20 × 14,229.13
  4. Step 4: Simplify right side
    55,782.13x = 1,190,596,840.32
  5. Step 5: Solve for x
    x = 1,190,596,840.32/55,782.13
  6. Step 6: Final answer
    x = 21,343.70

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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.