Home / 45,064.32-67,492.80-25,313.28

Finding the Fourth Proportional to 45,064.32, 67,492.80 and 25,313.28

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Solution

The fourth proportional to 45,064.32, 67,492.80 and 25,313.28 is: 37,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,064.32 : 67,492.80 = 25,313.28 : x
  2. Step 2: Convert to fraction form
    45,064.32/67,492.80 = 25,313.28/x
  3. Step 3: Cross multiply
    45,064.32x = 67,492.80 × 25,313.28
  4. Step 4: Simplify right side
    45,064.32x = 1,708,464,144.38
  5. Step 5: Solve for x
    x = 1,708,464,144.38/45,064.32
  6. Step 6: Final answer
    x = 37,911.68

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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.