Home / 18,528.50-25,564.28-10,567.82

Finding the Fourth Proportional to 18,528.50, 25,564.28 and 10,567.82

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Solution

The fourth proportional to 18,528.50, 25,564.28 and 10,567.82 is: 14,580.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528.50 : 25,564.28 = 10,567.82 : x
  2. Step 2: Convert to fraction form
    18,528.50/25,564.28 = 10,567.82/x
  3. Step 3: Cross multiply
    18,528.50x = 25,564.28 × 10,567.82
  4. Step 4: Simplify right side
    18,528.50x = 270,158,709.47
  5. Step 5: Solve for x
    x = 270,158,709.47/18,528.50
  6. Step 6: Final answer
    x = 14,580.71

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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.