Home / 10,363.90-15,527.55-10,021.30

Finding the Fourth Proportional to 10,363.90, 15,527.55 and 10,021.30

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Solution

The fourth proportional to 10,363.90, 15,527.55 and 10,021.30 is: 15,014.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363.90 : 15,527.55 = 10,021.30 : x
  2. Step 2: Convert to fraction form
    10,363.90/15,527.55 = 10,021.30/x
  3. Step 3: Cross multiply
    10,363.90x = 15,527.55 × 10,021.30
  4. Step 4: Simplify right side
    10,363.90x = 155,606,236.82
  5. Step 5: Solve for x
    x = 155,606,236.82/10,363.90
  6. Step 6: Final answer
    x = 15,014.25

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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.