Home / 13,030.68-19,550.16-4,263.60

Finding the Fourth Proportional to 13,030.68, 19,550.16 and 4,263.60

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Solution

The fourth proportional to 13,030.68, 19,550.16 and 4,263.60 is: 6,396.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.68 : 19,550.16 = 4,263.60 : x
  2. Step 2: Convert to fraction form
    13,030.68/19,550.16 = 4,263.60/x
  3. Step 3: Cross multiply
    13,030.68x = 19,550.16 × 4,263.60
  4. Step 4: Simplify right side
    13,030.68x = 83,354,062.18
  5. Step 5: Solve for x
    x = 83,354,062.18/13,030.68
  6. Step 6: Final answer
    x = 6,396.75

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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.