Home / 16,456.32-24,686.40-10,300.80

Finding the Fourth Proportional to 16,456.32, 24,686.40 and 10,300.80

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Solution

The fourth proportional to 16,456.32, 24,686.40 and 10,300.80 is: 15,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,456.32 : 24,686.40 = 10,300.80 : x
  2. Step 2: Convert to fraction form
    16,456.32/24,686.40 = 10,300.80/x
  3. Step 3: Cross multiply
    16,456.32x = 24,686.40 × 10,300.80
  4. Step 4: Simplify right side
    16,456.32x = 254,289,669.12
  5. Step 5: Solve for x
    x = 254,289,669.12/16,456.32
  6. Step 6: Final answer
    x = 15,452.40

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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.