Home / 20,444.10-30,666.15-17,852.10

Finding the Fourth Proportional to 20,444.10, 30,666.15 and 17,852.10

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Solution

The fourth proportional to 20,444.10, 30,666.15 and 17,852.10 is: 26,778.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,444.10 : 30,666.15 = 17,852.10 : x
  2. Step 2: Convert to fraction form
    20,444.10/30,666.15 = 17,852.10/x
  3. Step 3: Cross multiply
    20,444.10x = 30,666.15 × 17,852.10
  4. Step 4: Simplify right side
    20,444.10x = 547,455,176.42
  5. Step 5: Solve for x
    x = 547,455,176.42/20,444.10
  6. Step 6: Final answer
    x = 26,778.15

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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.