Home / 18,528.21-25,569.23-10,574.82

Finding the Fourth Proportional to 18,528.21, 25,569.23 and 10,574.82

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Solution

The fourth proportional to 18,528.21, 25,569.23 and 10,574.82 is: 14,593.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528.21 : 25,569.23 = 10,574.82 : x
  2. Step 2: Convert to fraction form
    18,528.21/25,569.23 = 10,574.82/x
  3. Step 3: Cross multiply
    18,528.21x = 25,569.23 × 10,574.82
  4. Step 4: Simplify right side
    18,528.21x = 270,389,951.91
  5. Step 5: Solve for x
    x = 270,389,951.91/18,528.21
  6. Step 6: Final answer
    x = 14,593.42

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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.