Home / 12,592.04-18,851.56-9,485.12

Finding the Fourth Proportional to 12,592.04, 18,851.56 and 9,485.12

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Solution

The fourth proportional to 12,592.04, 18,851.56 and 9,485.12 is: 14,200.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592.04 : 18,851.56 = 9,485.12 : x
  2. Step 2: Convert to fraction form
    12,592.04/18,851.56 = 9,485.12/x
  3. Step 3: Cross multiply
    12,592.04x = 18,851.56 × 9,485.12
  4. Step 4: Simplify right side
    12,592.04x = 178,809,332.20
  5. Step 5: Solve for x
    x = 178,809,332.20/12,592.04
  6. Step 6: Final answer
    x = 14,200.19

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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.