Home / 15,419.09-23,130.09-4,325.74

Finding the Fourth Proportional to 15,419.09, 23,130.09 and 4,325.74

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Solution

The fourth proportional to 15,419.09, 23,130.09 and 4,325.74 is: 6,489.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,419.09 : 23,130.09 = 4,325.74 : x
  2. Step 2: Convert to fraction form
    15,419.09/23,130.09 = 4,325.74/x
  3. Step 3: Cross multiply
    15,419.09x = 23,130.09 × 4,325.74
  4. Step 4: Simplify right side
    15,419.09x = 100,054,697.69
  5. Step 5: Solve for x
    x = 100,054,697.69/15,419.09
  6. Step 6: Final answer
    x = 6,489.01

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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.