Home / 40,646.21-60,980.29-16,945.91

Finding the Fourth Proportional to 40,646.21, 60,980.29 and 16,945.91

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Solution

The fourth proportional to 40,646.21, 60,980.29 and 16,945.91 is: 25,423.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,646.21 : 60,980.29 = 16,945.91 : x
  2. Step 2: Convert to fraction form
    40,646.21/60,980.29 = 16,945.91/x
  3. Step 3: Cross multiply
    40,646.21x = 60,980.29 × 16,945.91
  4. Step 4: Simplify right side
    40,646.21x = 1,033,366,482.84
  5. Step 5: Solve for x
    x = 1,033,366,482.84/40,646.21
  6. Step 6: Final answer
    x = 25,423.44

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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.