Home / 14,419.86-21,599.39-9,152.10

Finding the Fourth Proportional to 14,419.86, 21,599.39 and 9,152.10

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Solution

The fourth proportional to 14,419.86, 21,599.39 and 9,152.10 is: 13,708.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419.86 : 21,599.39 = 9,152.10 : x
  2. Step 2: Convert to fraction form
    14,419.86/21,599.39 = 9,152.10/x
  3. Step 3: Cross multiply
    14,419.86x = 21,599.39 × 9,152.10
  4. Step 4: Simplify right side
    14,419.86x = 197,679,777.22
  5. Step 5: Solve for x
    x = 197,679,777.22/14,419.86
  6. Step 6: Final answer
    x = 13,708.86

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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.