Home / 18,468.16-25,486.26-10,510.90

Finding the Fourth Proportional to 18,468.16, 25,486.26 and 10,510.90

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Solution

The fourth proportional to 18,468.16, 25,486.26 and 10,510.90 is: 14,505.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468.16 : 25,486.26 = 10,510.90 : x
  2. Step 2: Convert to fraction form
    18,468.16/25,486.26 = 10,510.90/x
  3. Step 3: Cross multiply
    18,468.16x = 25,486.26 × 10,510.90
  4. Step 4: Simplify right side
    18,468.16x = 267,883,530.23
  5. Step 5: Solve for x
    x = 267,883,530.23/18,468.16
  6. Step 6: Final answer
    x = 14,505.16

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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.