Home / 27,065.29-37,350.77-15,130.61

Finding the Fourth Proportional to 27,065.29, 37,350.77 and 15,130.61

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Solution

The fourth proportional to 27,065.29, 37,350.77 and 15,130.61 is: 20,880.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,065.29 : 37,350.77 = 15,130.61 : x
  2. Step 2: Convert to fraction form
    27,065.29/37,350.77 = 15,130.61/x
  3. Step 3: Cross multiply
    27,065.29x = 37,350.77 × 15,130.61
  4. Step 4: Simplify right side
    27,065.29x = 565,139,858.42
  5. Step 5: Solve for x
    x = 565,139,858.42/27,065.29
  6. Step 6: Final answer
    x = 20,880.62

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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.