Home / 22,457.80-33,643.58-12,567.08

Finding the Fourth Proportional to 22,457.80, 33,643.58 and 12,567.08

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Solution

The fourth proportional to 22,457.80, 33,643.58 and 12,567.08 is: 18,826.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,457.80 : 33,643.58 = 12,567.08 : x
  2. Step 2: Convert to fraction form
    22,457.80/33,643.58 = 12,567.08/x
  3. Step 3: Cross multiply
    22,457.80x = 33,643.58 × 12,567.08
  4. Step 4: Simplify right side
    22,457.80x = 422,801,561.35
  5. Step 5: Solve for x
    x = 422,801,561.35/22,457.80
  6. Step 6: Final answer
    x = 18,826.49

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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.