Home / 53,018.30-79,527.45-50,426.30

Finding the Fourth Proportional to 53,018.30, 79,527.45 and 50,426.30

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Solution

The fourth proportional to 53,018.30, 79,527.45 and 50,426.30 is: 75,639.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,018.30 : 79,527.45 = 50,426.30 : x
  2. Step 2: Convert to fraction form
    53,018.30/79,527.45 = 50,426.30/x
  3. Step 3: Cross multiply
    53,018.30x = 79,527.45 × 50,426.30
  4. Step 4: Simplify right side
    53,018.30x = 4,010,275,051.94
  5. Step 5: Solve for x
    x = 4,010,275,051.94/53,018.30
  6. Step 6: Final answer
    x = 75,639.45

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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.