Home / 17,620.23-26,434.60-5,774.90

Finding the Fourth Proportional to 17,620.23, 26,434.60 and 5,774.90

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Solution

The fourth proportional to 17,620.23, 26,434.60 and 5,774.90 is: 8,663.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620.23 : 26,434.60 = 5,774.90 : x
  2. Step 2: Convert to fraction form
    17,620.23/26,434.60 = 5,774.90/x
  3. Step 3: Cross multiply
    17,620.23x = 26,434.60 × 5,774.90
  4. Step 4: Simplify right side
    17,620.23x = 152,657,057.41
  5. Step 5: Solve for x
    x = 152,657,057.41/17,620.23
  6. Step 6: Final answer
    x = 8,663.74

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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.