Home / 15,010.64-22,515.60-6,688.52

Finding the Fourth Proportional to 15,010.64, 22,515.60 and 6,688.52

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Solution

The fourth proportional to 15,010.64, 22,515.60 and 6,688.52 is: 10,032.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010.64 : 22,515.60 = 6,688.52 : x
  2. Step 2: Convert to fraction form
    15,010.64/22,515.60 = 6,688.52/x
  3. Step 3: Cross multiply
    15,010.64x = 22,515.60 × 6,688.52
  4. Step 4: Simplify right side
    15,010.64x = 150,596,040.91
  5. Step 5: Solve for x
    x = 150,596,040.91/15,010.64
  6. Step 6: Final answer
    x = 10,032.62

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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.