Home / 26,901.40-40,308.90-25,346.20

Finding the Fourth Proportional to 26,901.40, 40,308.90 and 25,346.20

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Solution

The fourth proportional to 26,901.40, 40,308.90 and 25,346.20 is: 37,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,901.40 : 40,308.90 = 25,346.20 : x
  2. Step 2: Convert to fraction form
    26,901.40/40,308.90 = 25,346.20/x
  3. Step 3: Cross multiply
    26,901.40x = 40,308.90 × 25,346.20
  4. Step 4: Simplify right side
    26,901.40x = 1,021,677,441.18
  5. Step 5: Solve for x
    x = 1,021,677,441.18/26,901.40
  6. Step 6: Final answer
    x = 37,978.60

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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.