Home / 13,155.60-19,716.12-6,232.08

Finding the Fourth Proportional to 13,155.60, 19,716.12 and 6,232.08

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Solution

The fourth proportional to 13,155.60, 19,716.12 and 6,232.08 is: 9,339.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,155.60 : 19,716.12 = 6,232.08 : x
  2. Step 2: Convert to fraction form
    13,155.60/19,716.12 = 6,232.08/x
  3. Step 3: Cross multiply
    13,155.60x = 19,716.12 × 6,232.08
  4. Step 4: Simplify right side
    13,155.60x = 122,872,437.13
  5. Step 5: Solve for x
    x = 122,872,437.13/13,155.60
  6. Step 6: Final answer
    x = 9,339.93

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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.