Home / 15,551.84-23,272.99-13,386.71

Finding the Fourth Proportional to 15,551.84, 23,272.99 and 13,386.71

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Solution

The fourth proportional to 15,551.84, 23,272.99 and 13,386.71 is: 20,032.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551.84 : 23,272.99 = 13,386.71 : x
  2. Step 2: Convert to fraction form
    15,551.84/23,272.99 = 13,386.71/x
  3. Step 3: Cross multiply
    15,551.84x = 23,272.99 × 13,386.71
  4. Step 4: Simplify right side
    15,551.84x = 311,548,792.68
  5. Step 5: Solve for x
    x = 311,548,792.68/15,551.84
  6. Step 6: Final answer
    x = 20,032.92

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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.