Home / 27,864.20-38,434.40-16,525.22

Finding the Fourth Proportional to 27,864.20, 38,434.40 and 16,525.22

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Solution

The fourth proportional to 27,864.20, 38,434.40 and 16,525.22 is: 22,794.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,864.20 : 38,434.40 = 16,525.22 : x
  2. Step 2: Convert to fraction form
    27,864.20/38,434.40 = 16,525.22/x
  3. Step 3: Cross multiply
    27,864.20x = 38,434.40 × 16,525.22
  4. Step 4: Simplify right side
    27,864.20x = 635,136,702.74
  5. Step 5: Solve for x
    x = 635,136,702.74/27,864.20
  6. Step 6: Final answer
    x = 22,794.00

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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.