Home / 45,239.46-67,851.63-14,072.28

Finding the Fourth Proportional to 45,239.46, 67,851.63 and 14,072.28

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Solution

The fourth proportional to 45,239.46, 67,851.63 and 14,072.28 is: 21,106.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,239.46 : 67,851.63 = 14,072.28 : x
  2. Step 2: Convert to fraction form
    45,239.46/67,851.63 = 14,072.28/x
  3. Step 3: Cross multiply
    45,239.46x = 67,851.63 × 14,072.28
  4. Step 4: Simplify right side
    45,239.46x = 954,827,135.82
  5. Step 5: Solve for x
    x = 954,827,135.82/45,239.46
  6. Step 6: Final answer
    x = 21,106.07

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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.