Home / 18,468.12-25,485.67-10,510.17

Finding the Fourth Proportional to 18,468.12, 25,485.67 and 10,510.17

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Solution

The fourth proportional to 18,468.12, 25,485.67 and 10,510.17 is: 14,503.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468.12 : 25,485.67 = 10,510.17 : x
  2. Step 2: Convert to fraction form
    18,468.12/25,485.67 = 10,510.17/x
  3. Step 3: Cross multiply
    18,468.12x = 25,485.67 × 10,510.17
  4. Step 4: Simplify right side
    18,468.12x = 267,858,724.26
  5. Step 5: Solve for x
    x = 267,858,724.26/18,468.12
  6. Step 6: Final answer
    x = 14,503.84

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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.