Home / 35,626.80-53,428.68-25,788.72

Finding the Fourth Proportional to 35,626.80, 53,428.68 and 25,788.72

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Solution

The fourth proportional to 35,626.80, 53,428.68 and 25,788.72 is: 38,674.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,626.80 : 53,428.68 = 25,788.72 : x
  2. Step 2: Convert to fraction form
    35,626.80/53,428.68 = 25,788.72/x
  3. Step 3: Cross multiply
    35,626.80x = 53,428.68 × 25,788.72
  4. Step 4: Simplify right side
    35,626.80x = 1,377,857,268.49
  5. Step 5: Solve for x
    x = 1,377,857,268.49/35,626.80
  6. Step 6: Final answer
    x = 38,674.74

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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.