Home / 25,439.68-35,099.58-16,487.56

Finding the Fourth Proportional to 25,439.68, 35,099.58 and 16,487.56

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Solution

The fourth proportional to 25,439.68, 35,099.58 and 16,487.56 is: 22,748.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,439.68 : 35,099.58 = 16,487.56 : x
  2. Step 2: Convert to fraction form
    25,439.68/35,099.58 = 16,487.56/x
  3. Step 3: Cross multiply
    25,439.68x = 35,099.58 × 16,487.56
  4. Step 4: Simplify right side
    25,439.68x = 578,706,431.22
  5. Step 5: Solve for x
    x = 578,706,431.22/25,439.68
  6. Step 6: Final answer
    x = 22,748.18

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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.