Home / 27,020.40-37,288.26-16,402.92

Finding the Fourth Proportional to 27,020.40, 37,288.26 and 16,402.92

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Solution

The fourth proportional to 27,020.40, 37,288.26 and 16,402.92 is: 22,636.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,020.40 : 37,288.26 = 16,402.92 : x
  2. Step 2: Convert to fraction form
    27,020.40/37,288.26 = 16,402.92/x
  3. Step 3: Cross multiply
    27,020.40x = 37,288.26 × 16,402.92
  4. Step 4: Simplify right side
    27,020.40x = 611,636,345.72
  5. Step 5: Solve for x
    x = 611,636,345.72/27,020.40
  6. Step 6: Final answer
    x = 22,636.10

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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.