Home / 35,468.28-53,190.18-12,089.16

Finding the Fourth Proportional to 35,468.28, 53,190.18 and 12,089.16

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Solution

The fourth proportional to 35,468.28, 53,190.18 and 12,089.16 is: 18,129.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,468.28 : 53,190.18 = 12,089.16 : x
  2. Step 2: Convert to fraction form
    35,468.28/53,190.18 = 12,089.16/x
  3. Step 3: Cross multiply
    35,468.28x = 53,190.18 × 12,089.16
  4. Step 4: Simplify right side
    35,468.28x = 643,024,596.45
  5. Step 5: Solve for x
    x = 643,024,596.45/35,468.28
  6. Step 6: Final answer
    x = 18,129.57

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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.