Home / 55,651.79-76,798.14-30,157.07

Finding the Fourth Proportional to 55,651.79, 76,798.14 and 30,157.07

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Solution

The fourth proportional to 55,651.79, 76,798.14 and 30,157.07 is: 41,616.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,651.79 : 76,798.14 = 30,157.07 : x
  2. Step 2: Convert to fraction form
    55,651.79/76,798.14 = 30,157.07/x
  3. Step 3: Cross multiply
    55,651.79x = 76,798.14 × 30,157.07
  4. Step 4: Simplify right side
    55,651.79x = 2,316,006,883.85
  5. Step 5: Solve for x
    x = 2,316,006,883.85/55,651.79
  6. Step 6: Final answer
    x = 41,616.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.