Home / 27,308.16-37,683.18-15,369.24

Finding the Fourth Proportional to 27,308.16, 37,683.18 and 15,369.24

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Solution

The fourth proportional to 27,308.16, 37,683.18 and 15,369.24 is: 21,208.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,308.16 : 37,683.18 = 15,369.24 : x
  2. Step 2: Convert to fraction form
    27,308.16/37,683.18 = 15,369.24/x
  3. Step 3: Cross multiply
    27,308.16x = 37,683.18 × 15,369.24
  4. Step 4: Simplify right side
    27,308.16x = 579,161,837.38
  5. Step 5: Solve for x
    x = 579,161,837.38/27,308.16
  6. Step 6: Final answer
    x = 21,208.38

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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.