Home / 26,819.51-37,011.39-14,721.12

Finding the Fourth Proportional to 26,819.51, 37,011.39 and 14,721.12

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Solution

The fourth proportional to 26,819.51, 37,011.39 and 14,721.12 is: 20,315.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,819.51 : 37,011.39 = 14,721.12 : x
  2. Step 2: Convert to fraction form
    26,819.51/37,011.39 = 14,721.12/x
  3. Step 3: Cross multiply
    26,819.51x = 37,011.39 × 14,721.12
  4. Step 4: Simplify right side
    26,819.51x = 544,849,058.35
  5. Step 5: Solve for x
    x = 544,849,058.35/26,819.51
  6. Step 6: Final answer
    x = 20,315.40

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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.