Home / 13,477.39-20,224.28-7,567.02

Finding the Fourth Proportional to 13,477.39, 20,224.28 and 7,567.02

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Solution

The fourth proportional to 13,477.39, 20,224.28 and 7,567.02 is: 11,355.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477.39 : 20,224.28 = 7,567.02 : x
  2. Step 2: Convert to fraction form
    13,477.39/20,224.28 = 7,567.02/x
  3. Step 3: Cross multiply
    13,477.39x = 20,224.28 × 7,567.02
  4. Step 4: Simplify right side
    13,477.39x = 153,037,550.16
  5. Step 5: Solve for x
    x = 153,037,550.16/13,477.39
  6. Step 6: Final answer
    x = 11,355.13

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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.