Home / 27,521.58-37,980.92-16,191.60

Finding the Fourth Proportional to 27,521.58, 37,980.92 and 16,191.60

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Solution

The fourth proportional to 27,521.58, 37,980.92 and 16,191.60 is: 22,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,521.58 : 37,980.92 = 16,191.60 : x
  2. Step 2: Convert to fraction form
    27,521.58/37,980.92 = 16,191.60/x
  3. Step 3: Cross multiply
    27,521.58x = 37,980.92 × 16,191.60
  4. Step 4: Simplify right side
    27,521.58x = 614,971,864.27
  5. Step 5: Solve for x
    x = 614,971,864.27/27,521.58
  6. Step 6: Final answer
    x = 22,345.08

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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.