Home / 12,448.89-18,675.36-5,792.04

Finding the Fourth Proportional to 12,448.89, 18,675.36 and 5,792.04

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Solution

The fourth proportional to 12,448.89, 18,675.36 and 5,792.04 is: 8,689.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448.89 : 18,675.36 = 5,792.04 : x
  2. Step 2: Convert to fraction form
    12,448.89/18,675.36 = 5,792.04/x
  3. Step 3: Cross multiply
    12,448.89x = 18,675.36 × 5,792.04
  4. Step 4: Simplify right side
    12,448.89x = 108,168,432.13
  5. Step 5: Solve for x
    x = 108,168,432.13/12,448.89
  6. Step 6: Final answer
    x = 8,689.00

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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.