Home / 27,093.12-37,386.75-15,154.41

Finding the Fourth Proportional to 27,093.12, 37,386.75 and 15,154.41

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Solution

The fourth proportional to 27,093.12, 37,386.75 and 15,154.41 is: 20,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,093.12 : 37,386.75 = 15,154.41 : x
  2. Step 2: Convert to fraction form
    27,093.12/37,386.75 = 15,154.41/x
  3. Step 3: Cross multiply
    27,093.12x = 37,386.75 × 15,154.41
  4. Step 4: Simplify right side
    27,093.12x = 566,574,138.07
  5. Step 5: Solve for x
    x = 566,574,138.07/27,093.12
  6. Step 6: Final answer
    x = 20,912.10

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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.