Home / 16,869.42-23,280.03-9,316.26

Finding the Fourth Proportional to 16,869.42, 23,280.03 and 9,316.26

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Solution

The fourth proportional to 16,869.42, 23,280.03 and 9,316.26 is: 12,856.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.42 : 23,280.03 = 9,316.26 : x
  2. Step 2: Convert to fraction form
    16,869.42/23,280.03 = 9,316.26/x
  3. Step 3: Cross multiply
    16,869.42x = 23,280.03 × 9,316.26
  4. Step 4: Simplify right side
    16,869.42x = 216,882,812.29
  5. Step 5: Solve for x
    x = 216,882,812.29/16,869.42
  6. Step 6: Final answer
    x = 12,856.57

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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.