Home / 18,025.40-24,875.76-10,471.64

Finding the Fourth Proportional to 18,025.40, 24,875.76 and 10,471.64

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Solution

The fourth proportional to 18,025.40, 24,875.76 and 10,471.64 is: 14,451.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025.40 : 24,875.76 = 10,471.64 : x
  2. Step 2: Convert to fraction form
    18,025.40/24,875.76 = 10,471.64/x
  3. Step 3: Cross multiply
    18,025.40x = 24,875.76 × 10,471.64
  4. Step 4: Simplify right side
    18,025.40x = 260,490,003.45
  5. Step 5: Solve for x
    x = 260,490,003.45/18,025.40
  6. Step 6: Final answer
    x = 14,451.27

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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.