Home / 27,392.52-37,801.68-15,458.40

Finding the Fourth Proportional to 27,392.52, 37,801.68 and 15,458.40

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Solution

The fourth proportional to 27,392.52, 37,801.68 and 15,458.40 is: 21,332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,392.52 : 37,801.68 = 15,458.40 : x
  2. Step 2: Convert to fraction form
    27,392.52/37,801.68 = 15,458.40/x
  3. Step 3: Cross multiply
    27,392.52x = 37,801.68 × 15,458.40
  4. Step 4: Simplify right side
    27,392.52x = 584,353,490.11
  5. Step 5: Solve for x
    x = 584,353,490.11/27,392.52
  6. Step 6: Final answer
    x = 21,332.59

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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.