Home / 38,716.05-58,068.59-12,417.38

Finding the Fourth Proportional to 38,716.05, 58,068.59 and 12,417.38

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Solution

The fourth proportional to 38,716.05, 58,068.59 and 12,417.38 is: 18,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,716.05 : 58,068.59 = 12,417.38 : x
  2. Step 2: Convert to fraction form
    38,716.05/58,068.59 = 12,417.38/x
  3. Step 3: Cross multiply
    38,716.05x = 58,068.59 × 12,417.38
  4. Step 4: Simplify right side
    38,716.05x = 721,059,457.75
  5. Step 5: Solve for x
    x = 721,059,457.75/38,716.05
  6. Step 6: Final answer
    x = 18,624.30

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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.