Home / 26,920.49-37,150.28-15,590.58

Finding the Fourth Proportional to 26,920.49, 37,150.28 and 15,590.58

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Solution

The fourth proportional to 26,920.49, 37,150.28 and 15,590.58 is: 21,515.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,920.49 : 37,150.28 = 15,590.58 : x
  2. Step 2: Convert to fraction form
    26,920.49/37,150.28 = 15,590.58/x
  3. Step 3: Cross multiply
    26,920.49x = 37,150.28 × 15,590.58
  4. Step 4: Simplify right side
    26,920.49x = 579,194,334.41
  5. Step 5: Solve for x
    x = 579,194,334.41/26,920.49
  6. Step 6: Final answer
    x = 21,515.00

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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.