Home / 39,770.03-59,653.67-10,188.12

Finding the Fourth Proportional to 39,770.03, 59,653.67 and 10,188.12

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Solution

The fourth proportional to 39,770.03, 59,653.67 and 10,188.12 is: 15,281.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,770.03 : 59,653.67 = 10,188.12 : x
  2. Step 2: Convert to fraction form
    39,770.03/59,653.67 = 10,188.12/x
  3. Step 3: Cross multiply
    39,770.03x = 59,653.67 × 10,188.12
  4. Step 4: Simplify right side
    39,770.03x = 607,758,450.13
  5. Step 5: Solve for x
    x = 607,758,450.13/39,770.03
  6. Step 6: Final answer
    x = 15,281.82

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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.