Home / 27,488.72-37,934.53-14,913.56

Finding the Fourth Proportional to 27,488.72, 37,934.53 and 14,913.56

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Solution

The fourth proportional to 27,488.72, 37,934.53 and 14,913.56 is: 20,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,488.72 : 37,934.53 = 14,913.56 : x
  2. Step 2: Convert to fraction form
    27,488.72/37,934.53 = 14,913.56/x
  3. Step 3: Cross multiply
    27,488.72x = 37,934.53 × 14,913.56
  4. Step 4: Simplify right side
    27,488.72x = 565,738,889.23
  5. Step 5: Solve for x
    x = 565,738,889.23/27,488.72
  6. Step 6: Final answer
    x = 20,580.77

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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.