Home / 40,405.51-60,609.24-13,751.45

Finding the Fourth Proportional to 40,405.51, 60,609.24 and 13,751.45

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Solution

The fourth proportional to 40,405.51, 60,609.24 and 13,751.45 is: 20,627.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,405.51 : 60,609.24 = 13,751.45 : x
  2. Step 2: Convert to fraction form
    40,405.51/60,609.24 = 13,751.45/x
  3. Step 3: Cross multiply
    40,405.51x = 60,609.24 × 13,751.45
  4. Step 4: Simplify right side
    40,405.51x = 833,464,561.59
  5. Step 5: Solve for x
    x = 833,464,561.59/40,405.51
  6. Step 6: Final answer
    x = 20,627.50

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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.