Home / 16,326.51-22,530.84-9,520.35

Finding the Fourth Proportional to 16,326.51, 22,530.84 and 9,520.35

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Solution

The fourth proportional to 16,326.51, 22,530.84 and 9,520.35 is: 13,138.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,326.51 : 22,530.84 = 9,520.35 : x
  2. Step 2: Convert to fraction form
    16,326.51/22,530.84 = 9,520.35/x
  3. Step 3: Cross multiply
    16,326.51x = 22,530.84 × 9,520.35
  4. Step 4: Simplify right side
    16,326.51x = 214,501,482.59
  5. Step 5: Solve for x
    x = 214,501,482.59/16,326.51
  6. Step 6: Final answer
    x = 13,138.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.