Home / 13,585.88-20,364.84-5,693.04

Finding the Fourth Proportional to 13,585.88, 20,364.84 and 5,693.04

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Solution

The fourth proportional to 13,585.88, 20,364.84 and 5,693.04 is: 8,533.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,585.88 : 20,364.84 = 5,693.04 : x
  2. Step 2: Convert to fraction form
    13,585.88/20,364.84 = 5,693.04/x
  3. Step 3: Cross multiply
    13,585.88x = 20,364.84 × 5,693.04
  4. Step 4: Simplify right side
    13,585.88x = 115,937,848.71
  5. Step 5: Solve for x
    x = 115,937,848.71/13,585.88
  6. Step 6: Final answer
    x = 8,533.70

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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.