Home / 40,302.40-60,424.80-18,097.60

Finding the Fourth Proportional to 40,302.40, 60,424.80 and 18,097.60

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Solution

The fourth proportional to 40,302.40, 60,424.80 and 18,097.60 is: 27,133.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,302.40 : 60,424.80 = 18,097.60 : x
  2. Step 2: Convert to fraction form
    40,302.40/60,424.80 = 18,097.60/x
  3. Step 3: Cross multiply
    40,302.40x = 60,424.80 × 18,097.60
  4. Step 4: Simplify right side
    40,302.40x = 1,093,543,860.48
  5. Step 5: Solve for x
    x = 1,093,543,860.48/40,302.40
  6. Step 6: Final answer
    x = 27,133.47

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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.