Home / 14,207.08-21,309.66-13,245.16

Finding the Fourth Proportional to 14,207.08, 21,309.66 and 13,245.16

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Solution

The fourth proportional to 14,207.08, 21,309.66 and 13,245.16 is: 19,866.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.08 : 21,309.66 = 13,245.16 : x
  2. Step 2: Convert to fraction form
    14,207.08/21,309.66 = 13,245.16/x
  3. Step 3: Cross multiply
    14,207.08x = 21,309.66 × 13,245.16
  4. Step 4: Simplify right side
    14,207.08x = 282,249,856.25
  5. Step 5: Solve for x
    x = 282,249,856.25/14,207.08
  6. Step 6: Final answer
    x = 19,866.84

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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.