Home / 15,209.19-22,813.86-15,187.32

Finding the Fourth Proportional to 15,209.19, 22,813.86 and 15,187.32

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Solution

The fourth proportional to 15,209.19, 22,813.86 and 15,187.32 is: 22,781.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,209.19 : 22,813.86 = 15,187.32 : x
  2. Step 2: Convert to fraction form
    15,209.19/22,813.86 = 15,187.32/x
  3. Step 3: Cross multiply
    15,209.19x = 22,813.86 × 15,187.32
  4. Step 4: Simplify right side
    15,209.19x = 346,481,392.26
  5. Step 5: Solve for x
    x = 346,481,392.26/15,209.19
  6. Step 6: Final answer
    x = 22,781.05

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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.