Home / 40,798.12-61,179.90-14,509.48

Finding the Fourth Proportional to 40,798.12, 61,179.90 and 14,509.48

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Solution

The fourth proportional to 40,798.12, 61,179.90 and 14,509.48 is: 21,758.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,798.12 : 61,179.90 = 14,509.48 : x
  2. Step 2: Convert to fraction form
    40,798.12/61,179.90 = 14,509.48/x
  3. Step 3: Cross multiply
    40,798.12x = 61,179.90 × 14,509.48
  4. Step 4: Simplify right side
    40,798.12x = 887,688,535.45
  5. Step 5: Solve for x
    x = 887,688,535.45/40,798.12
  6. Step 6: Final answer
    x = 21,758.07

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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.