Home / 14,719.77-20,319.17-9,056.81

Finding the Fourth Proportional to 14,719.77, 20,319.17 and 9,056.81

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Solution

The fourth proportional to 14,719.77, 20,319.17 and 9,056.81 is: 12,502.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,719.77 : 20,319.17 = 9,056.81 : x
  2. Step 2: Convert to fraction form
    14,719.77/20,319.17 = 9,056.81/x
  3. Step 3: Cross multiply
    14,719.77x = 20,319.17 × 9,056.81
  4. Step 4: Simplify right side
    14,719.77x = 184,026,867.56
  5. Step 5: Solve for x
    x = 184,026,867.56/14,719.77
  6. Step 6: Final answer
    x = 12,502.02

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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.