Home / 13,084.65-19,626.51-5,689.11

Finding the Fourth Proportional to 13,084.65, 19,626.51 and 5,689.11

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Solution

The fourth proportional to 13,084.65, 19,626.51 and 5,689.11 is: 8,533.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,084.65 : 19,626.51 = 5,689.11 : x
  2. Step 2: Convert to fraction form
    13,084.65/19,626.51 = 5,689.11/x
  3. Step 3: Cross multiply
    13,084.65x = 19,626.51 × 5,689.11
  4. Step 4: Simplify right side
    13,084.65x = 111,657,374.31
  5. Step 5: Solve for x
    x = 111,657,374.31/13,084.65
  6. Step 6: Final answer
    x = 8,533.46

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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.