Home / 14,035.56-21,050.32-5,271.12

Finding the Fourth Proportional to 14,035.56, 21,050.32 and 5,271.12

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Solution

The fourth proportional to 14,035.56, 21,050.32 and 5,271.12 is: 7,905.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.56 : 21,050.32 = 5,271.12 : x
  2. Step 2: Convert to fraction form
    14,035.56/21,050.32 = 5,271.12/x
  3. Step 3: Cross multiply
    14,035.56x = 21,050.32 × 5,271.12
  4. Step 4: Simplify right side
    14,035.56x = 110,958,762.76
  5. Step 5: Solve for x
    x = 110,958,762.76/14,035.56
  6. Step 6: Final answer
    x = 7,905.55

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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.