Home / 37,808.39-56,721.06-11,515.19

Finding the Fourth Proportional to 37,808.39, 56,721.06 and 11,515.19

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Solution

The fourth proportional to 37,808.39, 56,721.06 and 11,515.19 is: 17,275.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,808.39 : 56,721.06 = 11,515.19 : x
  2. Step 2: Convert to fraction form
    37,808.39/56,721.06 = 11,515.19/x
  3. Step 3: Cross multiply
    37,808.39x = 56,721.06 × 11,515.19
  4. Step 4: Simplify right side
    37,808.39x = 653,153,782.90
  5. Step 5: Solve for x
    x = 653,153,782.90/37,808.39
  6. Step 6: Final answer
    x = 17,275.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.