Home / 15,207.51-22,811.40-4,114.30

Finding the Fourth Proportional to 15,207.51, 22,811.40 and 4,114.30

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Solution

The fourth proportional to 15,207.51, 22,811.40 and 4,114.30 is: 6,171.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,207.51 : 22,811.40 = 4,114.30 : x
  2. Step 2: Convert to fraction form
    15,207.51/22,811.40 = 4,114.30/x
  3. Step 3: Cross multiply
    15,207.51x = 22,811.40 × 4,114.30
  4. Step 4: Simplify right side
    15,207.51x = 93,852,922.45
  5. Step 5: Solve for x
    x = 93,852,922.45/15,207.51
  6. Step 6: Final answer
    x = 6,171.49

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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.