Home / 27,461.07-37,894.80-15,523.71

Finding the Fourth Proportional to 27,461.07, 37,894.80 and 15,523.71

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Solution

The fourth proportional to 27,461.07, 37,894.80 and 15,523.71 is: 21,421.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,461.07 : 37,894.80 = 15,523.71 : x
  2. Step 2: Convert to fraction form
    27,461.07/37,894.80 = 15,523.71/x
  3. Step 3: Cross multiply
    27,461.07x = 37,894.80 × 15,523.71
  4. Step 4: Simplify right side
    27,461.07x = 588,267,885.71
  5. Step 5: Solve for x
    x = 588,267,885.71/27,461.07
  6. Step 6: Final answer
    x = 21,421.89

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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.