Home / 45,153.35-67,733.27-15,570.76

Finding the Fourth Proportional to 45,153.35, 67,733.27 and 15,570.76

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Solution

The fourth proportional to 45,153.35, 67,733.27 and 15,570.76 is: 23,357.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,153.35 : 67,733.27 = 15,570.76 : x
  2. Step 2: Convert to fraction form
    45,153.35/67,733.27 = 15,570.76/x
  3. Step 3: Cross multiply
    45,153.35x = 67,733.27 × 15,570.76
  4. Step 4: Simplify right side
    45,153.35x = 1,054,658,360.78
  5. Step 5: Solve for x
    x = 1,054,658,360.78/45,153.35
  6. Step 6: Final answer
    x = 23,357.25

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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.