Home / 27,521.64-37,979.28-14,946.39

Finding the Fourth Proportional to 27,521.64, 37,979.28 and 14,946.39

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Solution

The fourth proportional to 27,521.64, 37,979.28 and 14,946.39 is: 20,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,521.64 : 37,979.28 = 14,946.39 : x
  2. Step 2: Convert to fraction form
    27,521.64/37,979.28 = 14,946.39/x
  3. Step 3: Cross multiply
    27,521.64x = 37,979.28 × 14,946.39
  4. Step 4: Simplify right side
    27,521.64x = 567,653,130.80
  5. Step 5: Solve for x
    x = 567,653,130.80/27,521.64
  6. Step 6: Final answer
    x = 20,625.70

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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.