Home / 27,587.61-38,060.64-16,828.77

Finding the Fourth Proportional to 27,587.61, 38,060.64 and 16,828.77

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Solution

The fourth proportional to 27,587.61, 38,060.64 and 16,828.77 is: 23,217.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,587.61 : 38,060.64 = 16,828.77 : x
  2. Step 2: Convert to fraction form
    27,587.61/38,060.64 = 16,828.77/x
  3. Step 3: Cross multiply
    27,587.61x = 38,060.64 × 16,828.77
  4. Step 4: Simplify right side
    27,587.61x = 640,513,756.61
  5. Step 5: Solve for x
    x = 640,513,756.61/27,587.61
  6. Step 6: Final answer
    x = 23,217.44

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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.