Home / 27,125.76-37,436.64-16,521.60

Finding the Fourth Proportional to 27,125.76, 37,436.64 and 16,521.60

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Solution

The fourth proportional to 27,125.76, 37,436.64 and 16,521.60 is: 22,801.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,125.76 : 37,436.64 = 16,521.60 : x
  2. Step 2: Convert to fraction form
    27,125.76/37,436.64 = 16,521.60/x
  3. Step 3: Cross multiply
    27,125.76x = 37,436.64 × 16,521.60
  4. Step 4: Simplify right side
    27,125.76x = 618,513,191.42
  5. Step 5: Solve for x
    x = 618,513,191.42/27,125.76
  6. Step 6: Final answer
    x = 22,801.69

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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.