Home / 14,459.60-19,956.39-9,154.91

Finding the Fourth Proportional to 14,459.60, 19,956.39 and 9,154.91

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Solution

The fourth proportional to 14,459.60, 19,956.39 and 9,154.91 is: 12,635.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,459.60 : 19,956.39 = 9,154.91 : x
  2. Step 2: Convert to fraction form
    14,459.60/19,956.39 = 9,154.91/x
  3. Step 3: Cross multiply
    14,459.60x = 19,956.39 × 9,154.91
  4. Step 4: Simplify right side
    14,459.60x = 182,698,954.37
  5. Step 5: Solve for x
    x = 182,698,954.37/14,459.60
  6. Step 6: Final answer
    x = 12,635.13

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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.