Home / 40,828.12-61,242.18-11,246.26

Finding the Fourth Proportional to 40,828.12, 61,242.18 and 11,246.26

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Solution

The fourth proportional to 40,828.12, 61,242.18 and 11,246.26 is: 16,869.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,828.12 : 61,242.18 = 11,246.26 : x
  2. Step 2: Convert to fraction form
    40,828.12/61,242.18 = 11,246.26/x
  3. Step 3: Cross multiply
    40,828.12x = 61,242.18 × 11,246.26
  4. Step 4: Simplify right side
    40,828.12x = 688,745,479.25
  5. Step 5: Solve for x
    x = 688,745,479.25/40,828.12
  6. Step 6: Final answer
    x = 16,869.39

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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.