Home / 12,041.35-16,619.66-7,327.15

Finding the Fourth Proportional to 12,041.35, 16,619.66 and 7,327.15

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Solution

The fourth proportional to 12,041.35, 16,619.66 and 7,327.15 is: 10,113.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,041.35 : 16,619.66 = 7,327.15 : x
  2. Step 2: Convert to fraction form
    12,041.35/16,619.66 = 7,327.15/x
  3. Step 3: Cross multiply
    12,041.35x = 16,619.66 × 7,327.15
  4. Step 4: Simplify right side
    12,041.35x = 121,774,741.77
  5. Step 5: Solve for x
    x = 121,774,741.77/12,041.35
  6. Step 6: Final answer
    x = 10,113.05

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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.