Home / 15,066.56-20,809.32-14,191.76

Finding the Fourth Proportional to 15,066.56, 20,809.32 and 14,191.76

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Solution

The fourth proportional to 15,066.56, 20,809.32 and 14,191.76 is: 19,601.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,066.56 : 20,809.32 = 14,191.76 : x
  2. Step 2: Convert to fraction form
    15,066.56/20,809.32 = 14,191.76/x
  3. Step 3: Cross multiply
    15,066.56x = 20,809.32 × 14,191.76
  4. Step 4: Simplify right side
    15,066.56x = 295,320,875.20
  5. Step 5: Solve for x
    x = 295,320,875.20/15,066.56
  6. Step 6: Final answer
    x = 19,601.08

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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.