Home / 27,136.64-37,433.28-16,528.64

Finding the Fourth Proportional to 27,136.64, 37,433.28 and 16,528.64

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Solution

The fourth proportional to 27,136.64, 37,433.28 and 16,528.64 is: 22,800.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,136.64 : 37,433.28 = 16,528.64 : x
  2. Step 2: Convert to fraction form
    27,136.64/37,433.28 = 16,528.64/x
  3. Step 3: Cross multiply
    27,136.64x = 37,433.28 × 16,528.64
  4. Step 4: Simplify right side
    27,136.64x = 618,721,209.14
  5. Step 5: Solve for x
    x = 618,721,209.14/27,136.64
  6. Step 6: Final answer
    x = 22,800.21

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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.