Home / 14,928.48-20,602.32-9,884.04

Finding the Fourth Proportional to 14,928.48, 20,602.32 and 9,884.04

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Solution

The fourth proportional to 14,928.48, 20,602.32 and 9,884.04 is: 13,640.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,928.48 : 20,602.32 = 9,884.04 : x
  2. Step 2: Convert to fraction form
    14,928.48/20,602.32 = 9,884.04/x
  3. Step 3: Cross multiply
    14,928.48x = 20,602.32 × 9,884.04
  4. Step 4: Simplify right side
    14,928.48x = 203,634,154.97
  5. Step 5: Solve for x
    x = 203,634,154.97/14,928.48
  6. Step 6: Final answer
    x = 13,640.65

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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.