Home / 48,235.89-72,355.76-13,175.45

Finding the Fourth Proportional to 48,235.89, 72,355.76 and 13,175.45

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Solution

The fourth proportional to 48,235.89, 72,355.76 and 13,175.45 is: 19,763.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,235.89 : 72,355.76 = 13,175.45 : x
  2. Step 2: Convert to fraction form
    48,235.89/72,355.76 = 13,175.45/x
  3. Step 3: Cross multiply
    48,235.89x = 72,355.76 × 13,175.45
  4. Step 4: Simplify right side
    48,235.89x = 953,319,270.44
  5. Step 5: Solve for x
    x = 953,319,270.44/48,235.89
  6. Step 6: Final answer
    x = 19,763.69

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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.