Home / 19,569.60-27,007.20-11,072.46

Finding the Fourth Proportional to 19,569.60, 27,007.20 and 11,072.46

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Solution

The fourth proportional to 19,569.60, 27,007.20 and 11,072.46 is: 15,280.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569.60 : 27,007.20 = 11,072.46 : x
  2. Step 2: Convert to fraction form
    19,569.60/27,007.20 = 11,072.46/x
  3. Step 3: Cross multiply
    19,569.60x = 27,007.20 × 11,072.46
  4. Step 4: Simplify right side
    19,569.60x = 299,036,141.71
  5. Step 5: Solve for x
    x = 299,036,141.71/19,569.60
  6. Step 6: Final answer
    x = 15,280.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.