Home / 28,492.05-42,705.96-17,374.35

Finding the Fourth Proportional to 28,492.05, 42,705.96 and 17,374.35

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Solution

The fourth proportional to 28,492.05, 42,705.96 and 17,374.35 is: 26,041.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,492.05 : 42,705.96 = 17,374.35 : x
  2. Step 2: Convert to fraction form
    28,492.05/42,705.96 = 17,374.35/x
  3. Step 3: Cross multiply
    28,492.05x = 42,705.96 × 17,374.35
  4. Step 4: Simplify right side
    28,492.05x = 741,988,199.76
  5. Step 5: Solve for x
    x = 741,988,199.76/28,492.05
  6. Step 6: Final answer
    x = 26,041.93

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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.