Home / 34,285.64-51,457.68-13,523.72

Finding the Fourth Proportional to 34,285.64, 51,457.68 and 13,523.72

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Solution

The fourth proportional to 34,285.64, 51,457.68 and 13,523.72 is: 20,297.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,285.64 : 51,457.68 = 13,523.72 : x
  2. Step 2: Convert to fraction form
    34,285.64/51,457.68 = 13,523.72/x
  3. Step 3: Cross multiply
    34,285.64x = 51,457.68 × 13,523.72
  4. Step 4: Simplify right side
    34,285.64x = 695,899,256.17
  5. Step 5: Solve for x
    x = 695,899,256.17/34,285.64
  6. Step 6: Final answer
    x = 20,297.11

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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.