Home / 23,661.51-35,492.28-13,280.55

Finding the Fourth Proportional to 23,661.51, 35,492.28 and 13,280.55

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Solution

The fourth proportional to 23,661.51, 35,492.28 and 13,280.55 is: 19,920.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,661.51 : 35,492.28 = 13,280.55 : x
  2. Step 2: Convert to fraction form
    23,661.51/35,492.28 = 13,280.55/x
  3. Step 3: Cross multiply
    23,661.51x = 35,492.28 × 13,280.55
  4. Step 4: Simplify right side
    23,661.51x = 471,356,999.15
  5. Step 5: Solve for x
    x = 471,356,999.15/23,661.51
  6. Step 6: Final answer
    x = 19,920.83

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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.