Home / 45,030.57-67,547.22-15,447.97

Finding the Fourth Proportional to 45,030.57, 67,547.22 and 15,447.97

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Solution

The fourth proportional to 45,030.57, 67,547.22 and 15,447.97 is: 23,172.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,030.57 : 67,547.22 = 15,447.97 : x
  2. Step 2: Convert to fraction form
    45,030.57/67,547.22 = 15,447.97/x
  3. Step 3: Cross multiply
    45,030.57x = 67,547.22 × 15,447.97
  4. Step 4: Simplify right side
    45,030.57x = 1,043,467,454.65
  5. Step 5: Solve for x
    x = 1,043,467,454.65/45,030.57
  6. Step 6: Final answer
    x = 23,172.43

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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.