Home / 15,815.60-23,673.60-10,856.24

Finding the Fourth Proportional to 15,815.60, 23,673.60 and 10,856.24

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Solution

The fourth proportional to 15,815.60, 23,673.60 and 10,856.24 is: 16,250.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,815.60 : 23,673.60 = 10,856.24 : x
  2. Step 2: Convert to fraction form
    15,815.60/23,673.60 = 10,856.24/x
  3. Step 3: Cross multiply
    15,815.60x = 23,673.60 × 10,856.24
  4. Step 4: Simplify right side
    15,815.60x = 257,006,283.26
  5. Step 5: Solve for x
    x = 257,006,283.26/15,815.60
  6. Step 6: Final answer
    x = 16,250.18

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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.