Home / 15,528.66-23,285.96-4,432.71

Finding the Fourth Proportional to 15,528.66, 23,285.96 and 4,432.71

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Solution

The fourth proportional to 15,528.66, 23,285.96 and 4,432.71 is: 6,647.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,528.66 : 23,285.96 = 4,432.71 : x
  2. Step 2: Convert to fraction form
    15,528.66/23,285.96 = 4,432.71/x
  3. Step 3: Cross multiply
    15,528.66x = 23,285.96 × 4,432.71
  4. Step 4: Simplify right side
    15,528.66x = 103,219,907.75
  5. Step 5: Solve for x
    x = 103,219,907.75/15,528.66
  6. Step 6: Final answer
    x = 6,647.06

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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.