Home / 26,025.80-39,038.70-15,528.20

Finding the Fourth Proportional to 26,025.80, 39,038.70 and 15,528.20

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Solution

The fourth proportional to 26,025.80, 39,038.70 and 15,528.20 is: 23,292.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,025.80 : 39,038.70 = 15,528.20 : x
  2. Step 2: Convert to fraction form
    26,025.80/39,038.70 = 15,528.20/x
  3. Step 3: Cross multiply
    26,025.80x = 39,038.70 × 15,528.20
  4. Step 4: Simplify right side
    26,025.80x = 606,200,741.34
  5. Step 5: Solve for x
    x = 606,200,741.34/26,025.80
  6. Step 6: Final answer
    x = 23,292.30

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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.