Home / 27,984.36-38,613.90-16,045.50

Finding the Fourth Proportional to 27,984.36, 38,613.90 and 16,045.50

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Solution

The fourth proportional to 27,984.36, 38,613.90 and 16,045.50 is: 22,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,984.36 : 38,613.90 = 16,045.50 : x
  2. Step 2: Convert to fraction form
    27,984.36/38,613.90 = 16,045.50/x
  3. Step 3: Cross multiply
    27,984.36x = 38,613.90 × 16,045.50
  4. Step 4: Simplify right side
    27,984.36x = 619,579,332.45
  5. Step 5: Solve for x
    x = 619,579,332.45/27,984.36
  6. Step 6: Final answer
    x = 22,140.20

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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.