Home / 14,930.40-22,417.20-11,258.40

Finding the Fourth Proportional to 14,930.40, 22,417.20 and 11,258.40

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Solution

The fourth proportional to 14,930.40, 22,417.20 and 11,258.40 is: 16,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,930.40 : 22,417.20 = 11,258.40 : x
  2. Step 2: Convert to fraction form
    14,930.40/22,417.20 = 11,258.40/x
  3. Step 3: Cross multiply
    14,930.40x = 22,417.20 × 11,258.40
  4. Step 4: Simplify right side
    14,930.40x = 252,381,804.48
  5. Step 5: Solve for x
    x = 252,381,804.48/14,930.40
  6. Step 6: Final answer
    x = 16,903.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.