Home / 27,628.16-38,125.10-16,298.12

Finding the Fourth Proportional to 27,628.16, 38,125.10 and 16,298.12

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Solution

The fourth proportional to 27,628.16, 38,125.10 and 16,298.12 is: 22,490.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,628.16 : 38,125.10 = 16,298.12 : x
  2. Step 2: Convert to fraction form
    27,628.16/38,125.10 = 16,298.12/x
  3. Step 3: Cross multiply
    27,628.16x = 38,125.10 × 16,298.12
  4. Step 4: Simplify right side
    27,628.16x = 621,367,182.70
  5. Step 5: Solve for x
    x = 621,367,182.70/27,628.16
  6. Step 6: Final answer
    x = 22,490.36

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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.