Home / 15,528.16-23,295.84-4,435

Finding the Fourth Proportional to 15,528.16, 23,295.84 and 4,435

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Solution

The fourth proportional to 15,528.16, 23,295.84 and 4,435 is: 6,653.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,528.16 : 23,295.84 = 4,435 : x
  2. Step 2: Convert to fraction form
    15,528.16/23,295.84 = 4,435/x
  3. Step 3: Cross multiply
    15,528.16x = 23,295.84 × 4,435
  4. Step 4: Simplify right side
    15,528.16x = 103,317,050.40
  5. Step 5: Solve for x
    x = 103,317,050.40/15,528.16
  6. Step 6: Final answer
    x = 6,653.53

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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.