Home / 45,457.34-62,731.20-25,318.10

Finding the Fourth Proportional to 45,457.34, 62,731.20 and 25,318.10

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Solution

The fourth proportional to 45,457.34, 62,731.20 and 25,318.10 is: 34,939.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,457.34 : 62,731.20 = 25,318.10 : x
  2. Step 2: Convert to fraction form
    45,457.34/62,731.20 = 25,318.10/x
  3. Step 3: Cross multiply
    45,457.34x = 62,731.20 × 25,318.10
  4. Step 4: Simplify right side
    45,457.34x = 1,588,234,794.72
  5. Step 5: Solve for x
    x = 1,588,234,794.72/45,457.34
  6. Step 6: Final answer
    x = 34,939.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.