Home / 53,513.92-80,271.68-25,436.84

Finding the Fourth Proportional to 53,513.92, 80,271.68 and 25,436.84

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Solution

The fourth proportional to 53,513.92, 80,271.68 and 25,436.84 is: 38,155.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,513.92 : 80,271.68 = 25,436.84 : x
  2. Step 2: Convert to fraction form
    53,513.92/80,271.68 = 25,436.84/x
  3. Step 3: Cross multiply
    53,513.92x = 80,271.68 × 25,436.84
  4. Step 4: Simplify right side
    53,513.92x = 2,041,857,880.69
  5. Step 5: Solve for x
    x = 2,041,857,880.69/53,513.92
  6. Step 6: Final answer
    x = 38,155.64

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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.