Home / 12,902.77-19,352.44-5,875.21

Finding the Fourth Proportional to 12,902.77, 19,352.44 and 5,875.21

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Solution

The fourth proportional to 12,902.77, 19,352.44 and 5,875.21 is: 8,812.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,902.77 : 19,352.44 = 5,875.21 : x
  2. Step 2: Convert to fraction form
    12,902.77/19,352.44 = 5,875.21/x
  3. Step 3: Cross multiply
    12,902.77x = 19,352.44 × 5,875.21
  4. Step 4: Simplify right side
    12,902.77x = 113,699,642.64
  5. Step 5: Solve for x
    x = 113,699,642.64/12,902.77
  6. Step 6: Final answer
    x = 8,812.03

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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.