Home / 27,859.39-38,440.47-16,526.77

Finding the Fourth Proportional to 27,859.39, 38,440.47 and 16,526.77

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Solution

The fourth proportional to 27,859.39, 38,440.47 and 16,526.77 is: 22,803.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,859.39 : 38,440.47 = 16,526.77 : x
  2. Step 2: Convert to fraction form
    27,859.39/38,440.47 = 16,526.77/x
  3. Step 3: Cross multiply
    27,859.39x = 38,440.47 × 16,526.77
  4. Step 4: Simplify right side
    27,859.39x = 635,296,806.38
  5. Step 5: Solve for x
    x = 635,296,806.38/27,859.39
  6. Step 6: Final answer
    x = 22,803.69

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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.