Home / 40,457.32-55,828.38-25,349.38

Finding the Fourth Proportional to 40,457.32, 55,828.38 and 25,349.38

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Solution

The fourth proportional to 40,457.32, 55,828.38 and 25,349.38 is: 34,980.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,457.32 : 55,828.38 = 25,349.38 : x
  2. Step 2: Convert to fraction form
    40,457.32/55,828.38 = 25,349.38/x
  3. Step 3: Cross multiply
    40,457.32x = 55,828.38 × 25,349.38
  4. Step 4: Simplify right side
    40,457.32x = 1,415,214,819.40
  5. Step 5: Solve for x
    x = 1,415,214,819.40/40,457.32
  6. Step 6: Final answer
    x = 34,980.44

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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.