Home / 15,816.39-23,722.56-4,130.52

Finding the Fourth Proportional to 15,816.39, 23,722.56 and 4,130.52

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Solution

The fourth proportional to 15,816.39, 23,722.56 and 4,130.52 is: 6,195.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,816.39 : 23,722.56 = 4,130.52 : x
  2. Step 2: Convert to fraction form
    15,816.39/23,722.56 = 4,130.52/x
  3. Step 3: Cross multiply
    15,816.39x = 23,722.56 × 4,130.52
  4. Step 4: Simplify right side
    15,816.39x = 97,986,508.53
  5. Step 5: Solve for x
    x = 97,986,508.53/15,816.39
  6. Step 6: Final answer
    x = 6,195.25

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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.