Home / 22,247.58-30,688.32-14,693.92

Finding the Fourth Proportional to 22,247.58, 30,688.32 and 14,693.92

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Solution

The fourth proportional to 22,247.58, 30,688.32 and 14,693.92 is: 20,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,247.58 : 30,688.32 = 14,693.92 : x
  2. Step 2: Convert to fraction form
    22,247.58/30,688.32 = 14,693.92/x
  3. Step 3: Cross multiply
    22,247.58x = 30,688.32 × 14,693.92
  4. Step 4: Simplify right side
    22,247.58x = 450,931,719.01
  5. Step 5: Solve for x
    x = 450,931,719.01/22,247.58
  6. Step 6: Final answer
    x = 20,268.80

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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.