Home / 18,135.04-25,023.04-10,176.16

Finding the Fourth Proportional to 18,135.04, 25,023.04 and 10,176.16

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Solution

The fourth proportional to 18,135.04, 25,023.04 and 10,176.16 is: 14,041.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,135.04 : 25,023.04 = 10,176.16 : x
  2. Step 2: Convert to fraction form
    18,135.04/25,023.04 = 10,176.16/x
  3. Step 3: Cross multiply
    18,135.04x = 25,023.04 × 10,176.16
  4. Step 4: Simplify right side
    18,135.04x = 254,638,458.73
  5. Step 5: Solve for x
    x = 254,638,458.73/18,135.04
  6. Step 6: Final answer
    x = 14,041.24

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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.