Home / 50,953.32-76,422.51-13,515.66

Finding the Fourth Proportional to 50,953.32, 76,422.51 and 13,515.66

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Solution

The fourth proportional to 50,953.32, 76,422.51 and 13,515.66 is: 20,271.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,953.32 : 76,422.51 = 13,515.66 : x
  2. Step 2: Convert to fraction form
    50,953.32/76,422.51 = 13,515.66/x
  3. Step 3: Cross multiply
    50,953.32x = 76,422.51 × 13,515.66
  4. Step 4: Simplify right side
    50,953.32x = 1,032,900,661.51
  5. Step 5: Solve for x
    x = 1,032,900,661.51/50,953.32
  6. Step 6: Final answer
    x = 20,271.51

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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.