Home / 45,569.48-68,359.89-19,267.57

Finding the Fourth Proportional to 45,569.48, 68,359.89 and 19,267.57

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Solution

The fourth proportional to 45,569.48, 68,359.89 and 19,267.57 is: 28,903.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,569.48 : 68,359.89 = 19,267.57 : x
  2. Step 2: Convert to fraction form
    45,569.48/68,359.89 = 19,267.57/x
  3. Step 3: Cross multiply
    45,569.48x = 68,359.89 × 19,267.57
  4. Step 4: Simplify right side
    45,569.48x = 1,317,128,623.97
  5. Step 5: Solve for x
    x = 1,317,128,623.97/45,569.48
  6. Step 6: Final answer
    x = 28,903.74

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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.