Home / 26,818.94-37,011.82-15,490.51

Finding the Fourth Proportional to 26,818.94, 37,011.82 and 15,490.51

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Solution

The fourth proportional to 26,818.94, 37,011.82 and 15,490.51 is: 21,377.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,818.94 : 37,011.82 = 15,490.51 : x
  2. Step 2: Convert to fraction form
    26,818.94/37,011.82 = 15,490.51/x
  3. Step 3: Cross multiply
    26,818.94x = 37,011.82 × 15,490.51
  4. Step 4: Simplify right side
    26,818.94x = 573,331,782.77
  5. Step 5: Solve for x
    x = 573,331,782.77/26,818.94
  6. Step 6: Final answer
    x = 21,377.87

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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.