Home / 25,830.28-35,555.11-22,636.05

Finding the Fourth Proportional to 25,830.28, 35,555.11 and 22,636.05

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Solution

The fourth proportional to 25,830.28, 35,555.11 and 22,636.05 is: 31,158.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,830.28 : 35,555.11 = 22,636.05 : x
  2. Step 2: Convert to fraction form
    25,830.28/35,555.11 = 22,636.05/x
  3. Step 3: Cross multiply
    25,830.28x = 35,555.11 × 22,636.05
  4. Step 4: Simplify right side
    25,830.28x = 804,827,247.72
  5. Step 5: Solve for x
    x = 804,827,247.72/25,830.28
  6. Step 6: Final answer
    x = 31,158.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.