Home / 16,812.40-25,218.60-15,948.40

Finding the Fourth Proportional to 16,812.40, 25,218.60 and 15,948.40

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Solution

The fourth proportional to 16,812.40, 25,218.60 and 15,948.40 is: 23,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,812.40 : 25,218.60 = 15,948.40 : x
  2. Step 2: Convert to fraction form
    16,812.40/25,218.60 = 15,948.40/x
  3. Step 3: Cross multiply
    16,812.40x = 25,218.60 × 15,948.40
  4. Step 4: Simplify right side
    16,812.40x = 402,196,320.24
  5. Step 5: Solve for x
    x = 402,196,320.24/16,812.40
  6. Step 6: Final answer
    x = 23,922.60

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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.