Home / 26,106.10-39,094.35-20,922.10

Finding the Fourth Proportional to 26,106.10, 39,094.35 and 20,922.10

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Solution

The fourth proportional to 26,106.10, 39,094.35 and 20,922.10 is: 31,331.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,106.10 : 39,094.35 = 20,922.10 : x
  2. Step 2: Convert to fraction form
    26,106.10/39,094.35 = 20,922.10/x
  3. Step 3: Cross multiply
    26,106.10x = 39,094.35 × 20,922.10
  4. Step 4: Simplify right side
    26,106.10x = 817,935,900.14
  5. Step 5: Solve for x
    x = 817,935,900.14/26,106.10
  6. Step 6: Final answer
    x = 31,331.22

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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.