Home / 15,916.64-23,875.36-5,528.39

Finding the Fourth Proportional to 15,916.64, 23,875.36 and 5,528.39

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Solution

The fourth proportional to 15,916.64, 23,875.36 and 5,528.39 is: 8,292.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,916.64 : 23,875.36 = 5,528.39 : x
  2. Step 2: Convert to fraction form
    15,916.64/23,875.36 = 5,528.39/x
  3. Step 3: Cross multiply
    15,916.64x = 23,875.36 × 5,528.39
  4. Step 4: Simplify right side
    15,916.64x = 131,992,168.27
  5. Step 5: Solve for x
    x = 131,992,168.27/15,916.64
  6. Step 6: Final answer
    x = 8,292.72

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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.