Home / 45,256.41-67,885.38-15,675.12

Finding the Fourth Proportional to 45,256.41, 67,885.38 and 15,675.12

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Solution

The fourth proportional to 45,256.41, 67,885.38 and 15,675.12 is: 23,512.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,256.41 : 67,885.38 = 15,675.12 : x
  2. Step 2: Convert to fraction form
    45,256.41/67,885.38 = 15,675.12/x
  3. Step 3: Cross multiply
    45,256.41x = 67,885.38 × 15,675.12
  4. Step 4: Simplify right side
    45,256.41x = 1,064,111,477.75
  5. Step 5: Solve for x
    x = 1,064,111,477.75/45,256.41
  6. Step 6: Final answer
    x = 23,512.94

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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.