Home / 27,210.24-37,555.11-15,886.44

Finding the Fourth Proportional to 27,210.24, 37,555.11 and 15,886.44

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Solution

The fourth proportional to 27,210.24, 37,555.11 and 15,886.44 is: 21,926.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,210.24 : 37,555.11 = 15,886.44 : x
  2. Step 2: Convert to fraction form
    27,210.24/37,555.11 = 15,886.44/x
  3. Step 3: Cross multiply
    27,210.24x = 37,555.11 × 15,886.44
  4. Step 4: Simplify right side
    27,210.24x = 596,617,001.71
  5. Step 5: Solve for x
    x = 596,617,001.71/27,210.24
  6. Step 6: Final answer
    x = 21,926.19

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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.