Home / 53,535.79-80,282.91-28,562.21

Finding the Fourth Proportional to 53,535.79, 80,282.91 and 28,562.21

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Solution

The fourth proportional to 53,535.79, 80,282.91 and 28,562.21 is: 42,832.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,535.79 : 80,282.91 = 28,562.21 : x
  2. Step 2: Convert to fraction form
    53,535.79/80,282.91 = 28,562.21/x
  3. Step 3: Cross multiply
    53,535.79x = 80,282.91 × 28,562.21
  4. Step 4: Simplify right side
    53,535.79x = 2,293,057,334.83
  5. Step 5: Solve for x
    x = 2,293,057,334.83/53,535.79
  6. Step 6: Final answer
    x = 42,832.23

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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.