Home / 25,250.40-37,875.60-21,362.40

Finding the Fourth Proportional to 25,250.40, 37,875.60 and 21,362.40

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Solution

The fourth proportional to 25,250.40, 37,875.60 and 21,362.40 is: 32,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,250.40 : 37,875.60 = 21,362.40 : x
  2. Step 2: Convert to fraction form
    25,250.40/37,875.60 = 21,362.40/x
  3. Step 3: Cross multiply
    25,250.40x = 37,875.60 × 21,362.40
  4. Step 4: Simplify right side
    25,250.40x = 809,113,717.44
  5. Step 5: Solve for x
    x = 809,113,717.44/25,250.40
  6. Step 6: Final answer
    x = 32,043.60

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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.