Home / 50,457.21-69,630.08-29,238.45

Finding the Fourth Proportional to 50,457.21, 69,630.08 and 29,238.45

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Solution

The fourth proportional to 50,457.21, 69,630.08 and 29,238.45 is: 40,348.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,457.21 : 69,630.08 = 29,238.45 : x
  2. Step 2: Convert to fraction form
    50,457.21/69,630.08 = 29,238.45/x
  3. Step 3: Cross multiply
    50,457.21x = 69,630.08 × 29,238.45
  4. Step 4: Simplify right side
    50,457.21x = 2,035,875,466.38
  5. Step 5: Solve for x
    x = 2,035,875,466.38/50,457.21
  6. Step 6: Final answer
    x = 40,348.55

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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.