Home / 46,259.28-69,354.36-21,629.52

Finding the Fourth Proportional to 46,259.28, 69,354.36 and 21,629.52

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Solution

The fourth proportional to 46,259.28, 69,354.36 and 21,629.52 is: 32,428.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,259.28 : 69,354.36 = 21,629.52 : x
  2. Step 2: Convert to fraction form
    46,259.28/69,354.36 = 21,629.52/x
  3. Step 3: Cross multiply
    46,259.28x = 69,354.36 × 21,629.52
  4. Step 4: Simplify right side
    46,259.28x = 1,500,101,516.71
  5. Step 5: Solve for x
    x = 1,500,101,516.71/46,259.28
  6. Step 6: Final answer
    x = 32,428.12

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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.