Home / 46,470.36-69,666.35-20,155.28

Finding the Fourth Proportional to 46,470.36, 69,666.35 and 20,155.28

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Solution

The fourth proportional to 46,470.36, 69,666.35 and 20,155.28 is: 30,215.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,470.36 : 69,666.35 = 20,155.28 : x
  2. Step 2: Convert to fraction form
    46,470.36/69,666.35 = 20,155.28/x
  3. Step 3: Cross multiply
    46,470.36x = 69,666.35 × 20,155.28
  4. Step 4: Simplify right side
    46,470.36x = 1,404,144,678.55
  5. Step 5: Solve for x
    x = 1,404,144,678.55/46,470.36
  6. Step 6: Final answer
    x = 30,215.92

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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.