Home / 19,567.68-29,278.34-11,641.32

Finding the Fourth Proportional to 19,567.68, 29,278.34 and 11,641.32

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Solution

The fourth proportional to 19,567.68, 29,278.34 and 11,641.32 is: 17,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,567.68 : 29,278.34 = 11,641.32 : x
  2. Step 2: Convert to fraction form
    19,567.68/29,278.34 = 11,641.32/x
  3. Step 3: Cross multiply
    19,567.68x = 29,278.34 × 11,641.32
  4. Step 4: Simplify right side
    19,567.68x = 340,838,525.01
  5. Step 5: Solve for x
    x = 340,838,525.01/19,567.68
  6. Step 6: Final answer
    x = 17,418.44

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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.