Home / 13,084.16-19,634.08-5,688.32

Finding the Fourth Proportional to 13,084.16, 19,634.08 and 5,688.32

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Solution

The fourth proportional to 13,084.16, 19,634.08 and 5,688.32 is: 8,535.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,084.16 : 19,634.08 = 5,688.32 : x
  2. Step 2: Convert to fraction form
    13,084.16/19,634.08 = 5,688.32/x
  3. Step 3: Cross multiply
    13,084.16x = 19,634.08 × 5,688.32
  4. Step 4: Simplify right side
    13,084.16x = 111,684,929.95
  5. Step 5: Solve for x
    x = 111,684,929.95/13,084.16
  6. Step 6: Final answer
    x = 8,535.89

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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.