Home / 45,307.08-67,960.67-17,220.53

Finding the Fourth Proportional to 45,307.08, 67,960.67 and 17,220.53

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Solution

The fourth proportional to 45,307.08, 67,960.67 and 17,220.53 is: 25,830.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,307.08 : 67,960.67 = 17,220.53 : x
  2. Step 2: Convert to fraction form
    45,307.08/67,960.67 = 17,220.53/x
  3. Step 3: Cross multiply
    45,307.08x = 67,960.67 × 17,220.53
  4. Step 4: Simplify right side
    45,307.08x = 1,170,318,840.35
  5. Step 5: Solve for x
    x = 1,170,318,840.35/45,307.08
  6. Step 6: Final answer
    x = 25,830.82

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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.